255997560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 384

約数和(自身を含む): 1023865920

約数和(自身を除く): 767868360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 49, 51, 52, 56, 60, 65, 68, 70, 78, 84, 85, 91, 98, 102, 104, 105, 119, 120, 130, 136, 140, 147, 156, 168, 170, 182, 195, 196, 197, 204, 210, 221, 238, 245, 255, 260, 273, 280, 294, 312, 340, 357, 364, 390, 392, 394, 408, 420, 442, 455, 476, 490, 510, 520, 546, 588, 591, 595, 637, 663, 680, 714, 728, 735, 780, 788, 833, 840, 884, 910, 952, 980, 985, 1020, 1092, 1105, 1176, 1182, 1190, 1274, 1326, 1365, 1379, 1428, 1470, 1547, 1560, 1576, 1666, 1768, 1785, 1820, 1911, 1960, 1970, 2040, 2184, 2210, 2364, 2380, 2499, 2548, 2561, 2652, 2730, 2758, 2856, 2940, 2955, 3094, 3185, 3315, 3332, 3349, 3570, 3640, 3822, 3940, 4137, 4165, 4420, 4641, 4728, 4760, 4998, 5096, 5122, 5304, 5460, 5516, 5880, 5910, 6188, 6370, 6630, 6664, 6698, 6895, 7140, 7644, 7683, 7735, 7880, 8274, 8330, 8840, 9282, 9555, 9653, 9996, 10047, 10244, 10829, 10920, 11032, 11820, 12376, 12495, 12740, 12805, 13260, 13396, 13790, 14280, 15288, 15366, 15470, 16548, 16660, 16745, 17927, 18564, 19110, 19306, 19992, 20094, 20488, 20685, 21658, 23205, 23443, 23640, 24990, 25480, 25610, 26520, 26792, 27580, 28959, 30732, 30940, 32487, 33096, 33320, 33490, 35854, 37128, 38220, 38415, 38612, 40188, 41370, 43316, 43537, 46410, 46886, 48265, 49980, 50235, 51220, 53781, 54145, 55160, 57918, 61464, 61880, 64974, 66980, 70329, 71708, 76440, 76830, 77224, 80376, 82740, 86632, 87074, 89635, 92820, 93772, 96530, 99960, 100470, 102440, 107562, 108290, 115836, 117215, 125489, 129948, 130611, 133960, 140658, 143416, 144795, 153660, 162435, 164101, 165480, 174148, 179270, 185640, 187544, 193060, 200940, 215124, 216580, 217685, 231672, 234430, 250978, 259896, 261222, 268905, 281316, 289590, 304759, 307320, 324870, 328202, 348296, 351645, 358540, 376467, 386120, 401880, 430248, 433160, 435370, 468860, 492303, 501956, 522444, 537810, 562632, 579180, 609518, 627445, 649740, 653055, 656404, 703290, 717080, 752934, 820505, 870740, 914277, 937720, 984606, 1003912, 1044888, 1075620, 1158360, 1219036, 1254890, 1299480, 1306110, 1312808, 1406580, 1505868, 1523795, 1641010, 1741480, 1828554, 1882335, 1969212, 2133313, 2151240, 2438072, 2461515, 2509780, 2612220, 2813160, 3011736, 3047590, 3282020, 3657108, 3764670, 3938424, 4266626, 4571385, 4923030, 5019560, 5224440, 6095180, 6399939, 6564040, 7314216, 7529340, 8533252, 9142770, 9846060, 10666565, 12190360, 12799878, 15058680, 17066504, 18285540, 19692120, 21333130, 25599756, 31999695, 36571080, 42666260, 51199512, 63999390, 85332520, 127998780, 255997560]

約数ペア:

[(1, 255997560), (2, 127998780), (3, 85332520), (4, 63999390), (5, 51199512), (6, 42666260), (7, 36571080), (8, 31999695), (10, 25599756), (12, 21333130), (13, 19692120), (14, 18285540), (15, 17066504), (17, 15058680), (20, 12799878), (21, 12190360), (24, 10666565), (26, 9846060), (28, 9142770), (30, 8533252), (34, 7529340), (35, 7314216), (39, 6564040), (40, 6399939), (42, 6095180), (49, 5224440), (51, 5019560), (52, 4923030), (56, 4571385), (60, 4266626), (65, 3938424), (68, 3764670), (70, 3657108), (78, 3282020), (84, 3047590), (85, 3011736), (91, 2813160), (98, 2612220), (102, 2509780), (104, 2461515), (105, 2438072), (119, 2151240), (120, 2133313), (130, 1969212), (136, 1882335), (140, 1828554), (147, 1741480), (156, 1641010), (168, 1523795), (170, 1505868), (182, 1406580), (195, 1312808), (196, 1306110), (197, 1299480), (204, 1254890), (210, 1219036), (221, 1158360), (238, 1075620), (245, 1044888), (255, 1003912), (260, 984606), (273, 937720), (280, 914277), (294, 870740), (312, 820505), (340, 752934), (357, 717080), (364, 703290), (390, 656404), (392, 653055), (394, 649740), (408, 627445), (420, 609518), (442, 579180), (455, 562632), (476, 537810), (490, 522444), (510, 501956), (520, 492303), (546, 468860), (588, 435370), (591, 433160), (595, 430248), (637, 401880), (663, 386120), (680, 376467), (714, 358540), (728, 351645), (735, 348296), (780, 328202), (788, 324870), (833, 307320), (840, 304759), (884, 289590), (910, 281316), (952, 268905), (980, 261222), (985, 259896), (1020, 250978), (1092, 234430), (1105, 231672), (1176, 217685), (1182, 216580), (1190, 215124), (1274, 200940), (1326, 193060), (1365, 187544), (1379, 185640), (1428, 179270), (1470, 174148), (1547, 165480), (1560, 164101), (1576, 162435), (1666, 153660), (1768, 144795), (1785, 143416), (1820, 140658), (1911, 133960), (1960, 130611), (1970, 129948), (2040, 125489), (2184, 117215), (2210, 115836), (2364, 108290), (2380, 107562), (2499, 102440), (2548, 100470), (2561, 99960), (2652, 96530), (2730, 93772), (2758, 92820), (2856, 89635), (2940, 87074), (2955, 86632), (3094, 82740), (3185, 80376), (3315, 77224), (3332, 76830), (3349, 76440), (3570, 71708), (3640, 70329), (3822, 66980), (3940, 64974), (4137, 61880), (4165, 61464), (4420, 57918), (4641, 55160), (4728, 54145), (4760, 53781), (4998, 51220), (5096, 50235), (5122, 49980), (5304, 48265), (5460, 46886), (5516, 46410), (5880, 43537), (5910, 43316), (6188, 41370), (6370, 40188), (6630, 38612), (6664, 38415), (6698, 38220), (6895, 37128), (7140, 35854), (7644, 33490), (7683, 33320), (7735, 33096), (7880, 32487), (8274, 30940), (8330, 30732), (8840, 28959), (9282, 27580), (9555, 26792), (9653, 26520), (9996, 25610), (10047, 25480), (10244, 24990), (10829, 23640), (10920, 23443), (11032, 23205), (11820, 21658), (12376, 20685), (12495, 20488), (12740, 20094), (12805, 19992), (13260, 19306), (13396, 19110), (13790, 18564), (14280, 17927), (15288, 16745), (15366, 16660), (15470, 16548)]