256985414280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{17483}}^1$

素因数の和:17833

約数の個数: 384

約数和(自身を含む): 1008085478400

約数和(自身を除く): 751100064120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 307, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 614, 630, 665, 684, 760, 798, 840, 855, 921, 1064, 1140, 1197, 1228, 1260, 1330, 1368, 1535, 1596, 1710, 1842, 1995, 2149, 2280, 2394, 2456, 2520, 2660, 2763, 3070, 3192, 3420, 3684, 3990, 4298, 4605, 4788, 5320, 5526, 5833, 5985, 6140, 6447, 6840, 7368, 7980, 8596, 9210, 9576, 10745, 11052, 11666, 11970, 12280, 12894, 13815, 15960, 17192, 17483, 17499, 18420, 19341, 21490, 22104, 23332, 23940, 25788, 27630, 29165, 32235, 34966, 34998, 36840, 38682, 40831, 42980, 46664, 47880, 51576, 52449, 52497, 55260, 58330, 64470, 69932, 69996, 77364, 81662, 85960, 87415, 87495, 96705, 104898, 104994, 110520, 116660, 122381, 122493, 128940, 139864, 139992, 154728, 157347, 163324, 174830, 174990, 193410, 204155, 209796, 209988, 233320, 244762, 244986, 257880, 262245, 262485, 314694, 326648, 332177, 349660, 349980, 367143, 367479, 386820, 408310, 419592, 419976, 489524, 489972, 524490, 524970, 611905, 612465, 629388, 664354, 699320, 699960, 734286, 734958, 773640, 786735, 816620, 979048, 979944, 996531, 1048980, 1049940, 1101429, 1223810, 1224930, 1258776, 1328708, 1468572, 1469916, 1573470, 1633240, 1660885, 1835715, 1837395, 1993062, 2097960, 2099880, 2202858, 2325239, 2447620, 2449860, 2657416, 2937144, 2939832, 2989593, 3146940, 3321770, 3671430, 3674790, 3986124, 4405716, 4650478, 4895240, 4899720, 4982655, 5367281, 5507145, 5979186, 6293880, 6643540, 6975717, 7342860, 7349580, 7972248, 8811432, 9300956, 9965310, 10734562, 11014290, 11626195, 11958372, 13287080, 13951434, 14685720, 14699160, 14947965, 16101843, 18601912, 19930620, 20927151, 21469124, 22028580, 23252390, 23916744, 26836405, 27902868, 29895930, 32203686, 34878585, 37570967, 39861240, 41854302, 42938248, 44057160, 46504780, 48305529, 53672810, 55805736, 59791860, 64407372, 69757170, 75141934, 80509215, 83708604, 93009560, 96611058, 101978339, 104635755, 107345620, 112712901, 119583720, 128814744, 139514340, 150283868, 161018430, 167417208, 187854835, 193222116, 203956678, 209271510, 214691240, 225425802, 241527645, 279028680, 300567736, 305935017, 322036860, 338138703, 375709670, 386444232, 407913356, 418543020, 450851604, 483055290, 509891695, 563564505, 611870034, 644073720, 676277406, 713848373, 751419340, 815826712, 837086040, 901703208, 917805051, 966110580, 1019783390, 1127129010, 1223740068, 1352554812, 1427696746, 1502838680, 1529675085, 1690693515, 1835610102, 1932221160, 2039566780, 2141545119, 2254258020, 2447480136, 2705109624, 2855393492, 3059350170, 3381387030, 3569241865, 3671220204, 4079133560, 4283090238, 4508516040, 4589025255, 5710786984, 6118700340, 6424635357, 6762774060, 7138483730, 7342440408, 8566180476, 9178050510, 10707725595, 12237400680, 12849270714, 13525548120, 14276967460, 17132360952, 18356101020, 21415451190, 25698541428, 28553934920, 32123176785, 36712202040, 42830902380, 51397082856, 64246353570, 85661804760, 128492707140, 256985414280]

約数ペア:

[(1, 256985414280), (2, 128492707140), (3, 85661804760), (4, 64246353570), (5, 51397082856), (6, 42830902380), (7, 36712202040), (8, 32123176785), (9, 28553934920), (10, 25698541428), (12, 21415451190), (14, 18356101020), (15, 17132360952), (18, 14276967460), (19, 13525548120), (20, 12849270714), (21, 12237400680), (24, 10707725595), (28, 9178050510), (30, 8566180476), (35, 7342440408), (36, 7138483730), (38, 6762774060), (40, 6424635357), (42, 6118700340), (45, 5710786984), (56, 4589025255), (57, 4508516040), (60, 4283090238), (63, 4079133560), (70, 3671220204), (72, 3569241865), (76, 3381387030), (84, 3059350170), (90, 2855393492), (95, 2705109624), (105, 2447480136), (114, 2254258020), (120, 2141545119), (126, 2039566780), (133, 1932221160), (140, 1835610102), (152, 1690693515), (168, 1529675085), (171, 1502838680), (180, 1427696746), (190, 1352554812), (210, 1223740068), (228, 1127129010), (252, 1019783390), (266, 966110580), (280, 917805051), (285, 901703208), (307, 837086040), (315, 815826712), (342, 751419340), (360, 713848373), (380, 676277406), (399, 644073720), (420, 611870034), (456, 563564505), (504, 509891695), (532, 483055290), (570, 450851604), (614, 418543020), (630, 407913356), (665, 386444232), (684, 375709670), (760, 338138703), (798, 322036860), (840, 305935017), (855, 300567736), (921, 279028680), (1064, 241527645), (1140, 225425802), (1197, 214691240), (1228, 209271510), (1260, 203956678), (1330, 193222116), (1368, 187854835), (1535, 167417208), (1596, 161018430), (1710, 150283868), (1842, 139514340), (1995, 128814744), (2149, 119583720), (2280, 112712901), (2394, 107345620), (2456, 104635755), (2520, 101978339), (2660, 96611058), (2763, 93009560), (3070, 83708604), (3192, 80509215), (3420, 75141934), (3684, 69757170), (3990, 64407372), (4298, 59791860), (4605, 55805736), (4788, 53672810), (5320, 48305529), (5526, 46504780), (5833, 44057160), (5985, 42938248), (6140, 41854302), (6447, 39861240), (6840, 37570967), (7368, 34878585), (7980, 32203686), (8596, 29895930), (9210, 27902868), (9576, 26836405), (10745, 23916744), (11052, 23252390), (11666, 22028580), (11970, 21469124), (12280, 20927151), (12894, 19930620), (13815, 18601912), (15960, 16101843), (17192, 14947965), (17483, 14699160), (17499, 14685720), (18420, 13951434), (19341, 13287080), (21490, 11958372), (22104, 11626195), (23332, 11014290), (23940, 10734562), (25788, 9965310), (27630, 9300956), (29165, 8811432), (32235, 7972248), (34966, 7349580), (34998, 7342860), (36840, 6975717), (38682, 6643540), (40831, 6293880), (42980, 5979186), (46664, 5507145), (47880, 5367281), (51576, 4982655), (52449, 4899720), (52497, 4895240), (55260, 4650478), (58330, 4405716), (64470, 3986124), (69932, 3674790), (69996, 3671430), (77364, 3321770), (81662, 3146940), (85960, 2989593), (87415, 2939832), (87495, 2937144), (96705, 2657416), (104898, 2449860), (104994, 2447620), (110520, 2325239), (116660, 2202858), (122381, 2099880), (122493, 2097960), (128940, 1993062), (139864, 1837395), (139992, 1835715), (154728, 1660885), (157347, 1633240), (163324, 1573470), (174830, 1469916), (174990, 1468572), (193410, 1328708), (204155, 1258776), (209796, 1224930), (209988, 1223810), (233320, 1101429), (244762, 1049940), (244986, 1048980), (257880, 996531), (262245, 979944), (262485, 979048), (314694, 816620), (326648, 786735), (332177, 773640), (349660, 734958), (349980, 734286), (367143, 699960), (367479, 699320), (386820, 664354), (408310, 629388), (419592, 612465), (419976, 611905), (489524, 524970), (489972, 524490)]