38227280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 160

約数和(自身を含む): 112492800

約数和(自身を除く): 74265520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 59, 65, 70, 80, 89, 91, 104, 112, 118, 130, 140, 178, 182, 208, 236, 260, 280, 295, 356, 364, 413, 445, 455, 472, 520, 560, 590, 623, 712, 728, 767, 826, 890, 910, 944, 1040, 1157, 1180, 1246, 1424, 1456, 1534, 1652, 1780, 1820, 2065, 2314, 2360, 2492, 3068, 3115, 3304, 3560, 3640, 3835, 4130, 4628, 4720, 4984, 5251, 5369, 5785, 6136, 6230, 6608, 7120, 7280, 7670, 8099, 8260, 9256, 9968, 10502, 10738, 11570, 12272, 12460, 15340, 16198, 16520, 18512, 21004, 21476, 23140, 24920, 26255, 26845, 30680, 32396, 33040, 36757, 40495, 42008, 42952, 46280, 49840, 52510, 53690, 61360, 64792, 68263, 73514, 80990, 84016, 85904, 92560, 105020, 107380, 129584, 136526, 147028, 161980, 183785, 210040, 214760, 273052, 294056, 323960, 341315, 367570, 420080, 429520, 477841, 546104, 588112, 647920, 682630, 735140, 955682, 1092208, 1365260, 1470280, 1911364, 2389205, 2730520, 2940560, 3822728, 4778410, 5461040, 7645456, 9556820, 19113640, 38227280]

約数ペア:

[(1, 38227280), (2, 19113640), (4, 9556820), (5, 7645456), (7, 5461040), (8, 4778410), (10, 3822728), (13, 2940560), (14, 2730520), (16, 2389205), (20, 1911364), (26, 1470280), (28, 1365260), (35, 1092208), (40, 955682), (52, 735140), (56, 682630), (59, 647920), (65, 588112), (70, 546104), (80, 477841), (89, 429520), (91, 420080), (104, 367570), (112, 341315), (118, 323960), (130, 294056), (140, 273052), (178, 214760), (182, 210040), (208, 183785), (236, 161980), (260, 147028), (280, 136526), (295, 129584), (356, 107380), (364, 105020), (413, 92560), (445, 85904), (455, 84016), (472, 80990), (520, 73514), (560, 68263), (590, 64792), (623, 61360), (712, 53690), (728, 52510), (767, 49840), (826, 46280), (890, 42952), (910, 42008), (944, 40495), (1040, 36757), (1157, 33040), (1180, 32396), (1246, 30680), (1424, 26845), (1456, 26255), (1534, 24920), (1652, 23140), (1780, 21476), (1820, 21004), (2065, 18512), (2314, 16520), (2360, 16198), (2492, 15340), (3068, 12460), (3115, 12272), (3304, 11570), (3560, 10738), (3640, 10502), (3835, 9968), (4130, 9256), (4628, 8260), (4720, 8099), (4984, 7670), (5251, 7280), (5369, 7120), (5785, 6608), (6136, 6230)]