255194940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:657

約数の個数: 288

約数和(自身を含む): 978130944

約数和(自身を除く): 722936004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 49, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 98, 105, 110, 130, 132, 140, 143, 147, 154, 156, 165, 182, 195, 196, 210, 220, 231, 245, 260, 273, 286, 294, 308, 330, 364, 385, 390, 420, 429, 455, 462, 490, 539, 546, 572, 588, 607, 637, 660, 715, 735, 770, 780, 858, 910, 924, 980, 1001, 1078, 1092, 1155, 1214, 1274, 1365, 1430, 1470, 1540, 1617, 1716, 1820, 1821, 1911, 2002, 2145, 2156, 2310, 2428, 2548, 2695, 2730, 2860, 2940, 3003, 3035, 3185, 3234, 3642, 3822, 4004, 4249, 4290, 4620, 5005, 5390, 5460, 6006, 6070, 6370, 6468, 6677, 7007, 7284, 7644, 7891, 8085, 8498, 8580, 9105, 9555, 10010, 10780, 12012, 12140, 12740, 12747, 13354, 14014, 15015, 15782, 16170, 16996, 18210, 19110, 20020, 20031, 21021, 21245, 23673, 25494, 26708, 28028, 29743, 30030, 31564, 32340, 33385, 35035, 36420, 38220, 39455, 40062, 42042, 42490, 46739, 47346, 50988, 55237, 59486, 60060, 63735, 66770, 70070, 78910, 80124, 84084, 84980, 86801, 89229, 93478, 94692, 100155, 105105, 110474, 118365, 118972, 127470, 133540, 140140, 140217, 148715, 157820, 165711, 173602, 178458, 186956, 200310, 210210, 220948, 233695, 236730, 254940, 260403, 276185, 280434, 297430, 327173, 331422, 347204, 356916, 386659, 400620, 420420, 434005, 446145, 467390, 473460, 520806, 552370, 560868, 594860, 607607, 654346, 662844, 701085, 773318, 828555, 868010, 892290, 934780, 981519, 1041612, 1104740, 1159977, 1215214, 1302015, 1308692, 1402170, 1546636, 1635865, 1657110, 1736020, 1784580, 1822821, 1933295, 1963038, 2319954, 2430428, 2604030, 2804340, 3038035, 3271730, 3314220, 3645642, 3866590, 3926076, 4253249, 4639908, 4907595, 5208060, 5799885, 6076070, 6543460, 7291284, 7733180, 8506498, 9114105, 9815190, 11599770, 12152140, 12759747, 17012996, 18228210, 19630380, 21266245, 23199540, 25519494, 36456420, 42532490, 51038988, 63798735, 85064980, 127597470, 255194940]

約数ペア:

[(1, 255194940), (2, 127597470), (3, 85064980), (4, 63798735), (5, 51038988), (6, 42532490), (7, 36456420), (10, 25519494), (11, 23199540), (12, 21266245), (13, 19630380), (14, 18228210), (15, 17012996), (20, 12759747), (21, 12152140), (22, 11599770), (26, 9815190), (28, 9114105), (30, 8506498), (33, 7733180), (35, 7291284), (39, 6543460), (42, 6076070), (44, 5799885), (49, 5208060), (52, 4907595), (55, 4639908), (60, 4253249), (65, 3926076), (66, 3866590), (70, 3645642), (77, 3314220), (78, 3271730), (84, 3038035), (91, 2804340), (98, 2604030), (105, 2430428), (110, 2319954), (130, 1963038), (132, 1933295), (140, 1822821), (143, 1784580), (147, 1736020), (154, 1657110), (156, 1635865), (165, 1546636), (182, 1402170), (195, 1308692), (196, 1302015), (210, 1215214), (220, 1159977), (231, 1104740), (245, 1041612), (260, 981519), (273, 934780), (286, 892290), (294, 868010), (308, 828555), (330, 773318), (364, 701085), (385, 662844), (390, 654346), (420, 607607), (429, 594860), (455, 560868), (462, 552370), (490, 520806), (539, 473460), (546, 467390), (572, 446145), (588, 434005), (607, 420420), (637, 400620), (660, 386659), (715, 356916), (735, 347204), (770, 331422), (780, 327173), (858, 297430), (910, 280434), (924, 276185), (980, 260403), (1001, 254940), (1078, 236730), (1092, 233695), (1155, 220948), (1214, 210210), (1274, 200310), (1365, 186956), (1430, 178458), (1470, 173602), (1540, 165711), (1617, 157820), (1716, 148715), (1820, 140217), (1821, 140140), (1911, 133540), (2002, 127470), (2145, 118972), (2156, 118365), (2310, 110474), (2428, 105105), (2548, 100155), (2695, 94692), (2730, 93478), (2860, 89229), (2940, 86801), (3003, 84980), (3035, 84084), (3185, 80124), (3234, 78910), (3642, 70070), (3822, 66770), (4004, 63735), (4249, 60060), (4290, 59486), (4620, 55237), (5005, 50988), (5390, 47346), (5460, 46739), (6006, 42490), (6070, 42042), (6370, 40062), (6468, 39455), (6677, 38220), (7007, 36420), (7284, 35035), (7644, 33385), (7891, 32340), (8085, 31564), (8498, 30030), (8580, 29743), (9105, 28028), (9555, 26708), (10010, 25494), (10780, 23673), (12012, 21245), (12140, 21021), (12740, 20031), (12747, 20020), (13354, 19110), (14014, 18210), (15015, 16996), (15782, 16170)]