1904290255920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{661267}}^1$

素因数の和:661380

約数の個数: 240

約数和(自身を含む): 6482373172992

約数和(自身を除く): 4578082917072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 71, 78, 80, 104, 120, 130, 142, 156, 169, 195, 208, 213, 240, 260, 284, 312, 338, 355, 390, 426, 507, 520, 568, 624, 676, 710, 780, 845, 852, 923, 1014, 1040, 1065, 1136, 1352, 1420, 1560, 1690, 1704, 1846, 2028, 2130, 2535, 2704, 2769, 2840, 3120, 3380, 3408, 3692, 4056, 4260, 4615, 5070, 5538, 5680, 6760, 7384, 8112, 8520, 9230, 10140, 11076, 11999, 13520, 13845, 14768, 17040, 18460, 20280, 22152, 23998, 27690, 35997, 36920, 40560, 44304, 47996, 55380, 59995, 71994, 73840, 95992, 110760, 119990, 143988, 179985, 191984, 221520, 239980, 287976, 359970, 479960, 575952, 661267, 719940, 959920, 1322534, 1439880, 1983801, 2645068, 2879760, 3306335, 3967602, 5290136, 6612670, 7935204, 8596471, 9919005, 10580272, 13225340, 15870408, 17192942, 19838010, 25789413, 26450680, 31740816, 34385884, 39676020, 42982355, 46949957, 51578826, 52901360, 68771768, 79352040, 85964710, 93899914, 103157652, 111754123, 128947065, 137543536, 140849871, 158704080, 171929420, 187799828, 206315304, 223508246, 234749785, 257894130, 281699742, 335262369, 343858840, 375599656, 412630608, 447016492, 469499570, 515788260, 558770615, 563399484, 610349441, 670524738, 687717680, 704249355, 751199312, 894032984, 938999140, 1031576520, 1117541230, 1126798968, 1220698882, 1341049476, 1408498710, 1676311845, 1788065968, 1831048323, 1877998280, 2063153040, 2235082460, 2253597936, 2441397764, 2682098952, 2816997420, 3051747205, 3352623690, 3662096646, 3755996560, 4470164920, 4882795528, 5364197904, 5633994840, 6103494410, 6705247380, 7324193292, 7934542733, 8940329840, 9155241615, 9765591056, 11267989680, 12206988820, 13410494760, 14648386584, 15869085466, 18310483230, 23803628199, 24413977640, 26820989520, 29296773168, 31738170932, 36620966460, 39672713665, 47607256398, 48827955280, 63476341864, 73241932920, 79345427330, 95214512796, 119018140995, 126952683728, 146483865840, 158690854660, 190429025592, 238036281990, 317381709320, 380858051184, 476072563980, 634763418640, 952145127960, 1904290255920]

約数ペア:

[(1, 1904290255920), (2, 952145127960), (3, 634763418640), (4, 476072563980), (5, 380858051184), (6, 317381709320), (8, 238036281990), (10, 190429025592), (12, 158690854660), (13, 146483865840), (15, 126952683728), (16, 119018140995), (20, 95214512796), (24, 79345427330), (26, 73241932920), (30, 63476341864), (39, 48827955280), (40, 47607256398), (48, 39672713665), (52, 36620966460), (60, 31738170932), (65, 29296773168), (71, 26820989520), (78, 24413977640), (80, 23803628199), (104, 18310483230), (120, 15869085466), (130, 14648386584), (142, 13410494760), (156, 12206988820), (169, 11267989680), (195, 9765591056), (208, 9155241615), (213, 8940329840), (240, 7934542733), (260, 7324193292), (284, 6705247380), (312, 6103494410), (338, 5633994840), (355, 5364197904), (390, 4882795528), (426, 4470164920), (507, 3755996560), (520, 3662096646), (568, 3352623690), (624, 3051747205), (676, 2816997420), (710, 2682098952), (780, 2441397764), (845, 2253597936), (852, 2235082460), (923, 2063153040), (1014, 1877998280), (1040, 1831048323), (1065, 1788065968), (1136, 1676311845), (1352, 1408498710), (1420, 1341049476), (1560, 1220698882), (1690, 1126798968), (1704, 1117541230), (1846, 1031576520), (2028, 938999140), (2130, 894032984), (2535, 751199312), (2704, 704249355), (2769, 687717680), (2840, 670524738), (3120, 610349441), (3380, 563399484), (3408, 558770615), (3692, 515788260), (4056, 469499570), (4260, 447016492), (4615, 412630608), (5070, 375599656), (5538, 343858840), (5680, 335262369), (6760, 281699742), (7384, 257894130), (8112, 234749785), (8520, 223508246), (9230, 206315304), (10140, 187799828), (11076, 171929420), (11999, 158704080), (13520, 140849871), (13845, 137543536), (14768, 128947065), (17040, 111754123), (18460, 103157652), (20280, 93899914), (22152, 85964710), (23998, 79352040), (27690, 68771768), (35997, 52901360), (36920, 51578826), (40560, 46949957), (44304, 42982355), (47996, 39676020), (55380, 34385884), (59995, 31740816), (71994, 26450680), (73840, 25789413), (95992, 19838010), (110760, 17192942), (119990, 15870408), (143988, 13225340), (179985, 10580272), (191984, 9919005), (221520, 8596471), (239980, 7935204), (287976, 6612670), (359970, 5290136), (479960, 3967602), (575952, 3306335), (661267, 2879760), (719940, 2645068), (959920, 1983801), (1322534, 1439880)]