263838120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:724

約数の個数: 256

約数和(自身を含む): 1002032640

約数和(自身を除く): 738194520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 37, 39, 40, 42, 52, 56, 60, 65, 70, 74, 78, 84, 91, 104, 105, 111, 120, 130, 140, 148, 156, 168, 182, 185, 195, 210, 222, 259, 260, 273, 280, 296, 312, 364, 370, 390, 420, 444, 455, 481, 518, 520, 546, 555, 653, 728, 740, 777, 780, 840, 888, 910, 962, 1036, 1092, 1110, 1295, 1306, 1365, 1443, 1480, 1554, 1560, 1820, 1924, 1959, 2072, 2184, 2220, 2405, 2590, 2612, 2730, 2886, 3108, 3265, 3367, 3640, 3848, 3885, 3918, 4440, 4571, 4810, 5180, 5224, 5460, 5772, 6216, 6530, 6734, 7215, 7770, 7836, 8489, 9142, 9620, 9795, 10101, 10360, 10920, 11544, 13060, 13468, 13713, 14430, 15540, 15672, 16835, 16978, 18284, 19240, 19590, 20202, 22855, 24161, 25467, 26120, 26936, 27426, 28860, 31080, 33670, 33956, 36568, 39180, 40404, 42445, 45710, 48322, 50505, 50934, 54852, 57720, 59423, 67340, 67912, 68565, 72483, 78360, 80808, 84890, 91420, 96644, 101010, 101868, 109704, 118846, 120805, 127335, 134680, 137130, 144966, 169127, 169780, 178269, 182840, 193288, 202020, 203736, 237692, 241610, 254670, 274260, 289932, 297115, 314093, 338254, 339560, 356538, 362415, 404040, 475384, 483220, 507381, 509340, 548520, 579864, 594230, 628186, 676508, 713076, 724830, 845635, 891345, 942279, 966440, 1014762, 1018680, 1188460, 1256372, 1353016, 1426152, 1449660, 1570465, 1691270, 1782690, 1884558, 2029524, 2198651, 2376920, 2512744, 2536905, 2899320, 3140930, 3382540, 3565380, 3769116, 4059048, 4397302, 4711395, 5073810, 6281860, 6595953, 6765080, 7130760, 7538232, 8794604, 9422790, 10147620, 10993255, 12563720, 13191906, 17589208, 18845580, 20295240, 21986510, 26383812, 32979765, 37691160, 43973020, 52767624, 65959530, 87946040, 131919060, 263838120]

約数ペア:

[(1, 263838120), (2, 131919060), (3, 87946040), (4, 65959530), (5, 52767624), (6, 43973020), (7, 37691160), (8, 32979765), (10, 26383812), (12, 21986510), (13, 20295240), (14, 18845580), (15, 17589208), (20, 13191906), (21, 12563720), (24, 10993255), (26, 10147620), (28, 9422790), (30, 8794604), (35, 7538232), (37, 7130760), (39, 6765080), (40, 6595953), (42, 6281860), (52, 5073810), (56, 4711395), (60, 4397302), (65, 4059048), (70, 3769116), (74, 3565380), (78, 3382540), (84, 3140930), (91, 2899320), (104, 2536905), (105, 2512744), (111, 2376920), (120, 2198651), (130, 2029524), (140, 1884558), (148, 1782690), (156, 1691270), (168, 1570465), (182, 1449660), (185, 1426152), (195, 1353016), (210, 1256372), (222, 1188460), (259, 1018680), (260, 1014762), (273, 966440), (280, 942279), (296, 891345), (312, 845635), (364, 724830), (370, 713076), (390, 676508), (420, 628186), (444, 594230), (455, 579864), (481, 548520), (518, 509340), (520, 507381), (546, 483220), (555, 475384), (653, 404040), (728, 362415), (740, 356538), (777, 339560), (780, 338254), (840, 314093), (888, 297115), (910, 289932), (962, 274260), (1036, 254670), (1092, 241610), (1110, 237692), (1295, 203736), (1306, 202020), (1365, 193288), (1443, 182840), (1480, 178269), (1554, 169780), (1560, 169127), (1820, 144966), (1924, 137130), (1959, 134680), (2072, 127335), (2184, 120805), (2220, 118846), (2405, 109704), (2590, 101868), (2612, 101010), (2730, 96644), (2886, 91420), (3108, 84890), (3265, 80808), (3367, 78360), (3640, 72483), (3848, 68565), (3885, 67912), (3918, 67340), (4440, 59423), (4571, 57720), (4810, 54852), (5180, 50934), (5224, 50505), (5460, 48322), (5772, 45710), (6216, 42445), (6530, 40404), (6734, 39180), (7215, 36568), (7770, 33956), (7836, 33670), (8489, 31080), (9142, 28860), (9620, 27426), (9795, 26936), (10101, 26120), (10360, 25467), (10920, 24161), (11544, 22855), (13060, 20202), (13468, 19590), (13713, 19240), (14430, 18284), (15540, 16978), (15672, 16835)]