1520421840

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{11173}}^1$

素因数の和:11208

約数の個数: 240

約数和(自身を含む): 6052195968

約数和(自身を除く): 4531774128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1296, 1512, 1620, 1680, 1701, 1890, 1944, 2160, 2268, 2430, 2520, 2835, 3024, 3240, 3402, 3780, 3888, 4536, 4860, 5040, 5670, 6480, 6804, 7560, 8505, 9072, 9720, 11173, 11340, 13608, 15120, 17010, 19440, 22346, 22680, 27216, 33519, 34020, 44692, 45360, 55865, 67038, 68040, 78211, 89384, 100557, 111730, 134076, 136080, 156422, 167595, 178768, 201114, 223460, 234633, 268152, 301671, 312844, 335190, 391055, 402228, 446920, 469266, 502785, 536304, 603342, 625688, 670380, 703899, 782110, 804456, 893840, 905013, 938532, 1005570, 1173165, 1206684, 1251376, 1340760, 1407798, 1508355, 1564220, 1608912, 1810026, 1877064, 2011140, 2111697, 2346330, 2413368, 2681520, 2715039, 2815596, 3016710, 3128440, 3519495, 3620052, 3754128, 4022280, 4223394, 4525065, 4692660, 4826736, 5430078, 5631192, 6033420, 6256880, 6335091, 7038990, 7240104, 8044560, 8446788, 9050130, 9385320, 10558485, 10860156, 11262384, 12066840, 12670182, 13575195, 14077980, 14480208, 16893576, 18100260, 18770640, 19005273, 21116970, 21720312, 24133680, 25340364, 27150390, 28155960, 31675455, 33787152, 36200520, 38010546, 42233940, 43440624, 50680728, 54300780, 56311920, 63350910, 72401040, 76021092, 84467880, 95026365, 101361456, 108601560, 126701820, 152042184, 168935760, 190052730, 217203120, 253403640, 304084368, 380105460, 506807280, 760210920, 1520421840]

約数ペア:

[(1, 1520421840), (2, 760210920), (3, 506807280), (4, 380105460), (5, 304084368), (6, 253403640), (7, 217203120), (8, 190052730), (9, 168935760), (10, 152042184), (12, 126701820), (14, 108601560), (15, 101361456), (16, 95026365), (18, 84467880), (20, 76021092), (21, 72401040), (24, 63350910), (27, 56311920), (28, 54300780), (30, 50680728), (35, 43440624), (36, 42233940), (40, 38010546), (42, 36200520), (45, 33787152), (48, 31675455), (54, 28155960), (56, 27150390), (60, 25340364), (63, 24133680), (70, 21720312), (72, 21116970), (80, 19005273), (81, 18770640), (84, 18100260), (90, 16893576), (105, 14480208), (108, 14077980), (112, 13575195), (120, 12670182), (126, 12066840), (135, 11262384), (140, 10860156), (144, 10558485), (162, 9385320), (168, 9050130), (180, 8446788), (189, 8044560), (210, 7240104), (216, 7038990), (240, 6335091), (243, 6256880), (252, 6033420), (270, 5631192), (280, 5430078), (315, 4826736), (324, 4692660), (336, 4525065), (360, 4223394), (378, 4022280), (405, 3754128), (420, 3620052), (432, 3519495), (486, 3128440), (504, 3016710), (540, 2815596), (560, 2715039), (567, 2681520), (630, 2413368), (648, 2346330), (720, 2111697), (756, 2011140), (810, 1877064), (840, 1810026), (945, 1608912), (972, 1564220), (1008, 1508355), (1080, 1407798), (1134, 1340760), (1215, 1251376), (1260, 1206684), (1296, 1173165), (1512, 1005570), (1620, 938532), (1680, 905013), (1701, 893840), (1890, 804456), (1944, 782110), (2160, 703899), (2268, 670380), (2430, 625688), (2520, 603342), (2835, 536304), (3024, 502785), (3240, 469266), (3402, 446920), (3780, 402228), (3888, 391055), (4536, 335190), (4860, 312844), (5040, 301671), (5670, 268152), (6480, 234633), (6804, 223460), (7560, 201114), (8505, 178768), (9072, 167595), (9720, 156422), (11173, 136080), (11340, 134076), (13608, 111730), (15120, 100557), (17010, 89384), (19440, 78211), (22346, 68040), (22680, 67038), (27216, 55865), (33519, 45360), (34020, 44692)]