1557214920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227663}}^1$

素因数の和:227699

約数の個数: 96

約数和(自身を含む): 5327337600

約数和(自身を除く): 3770122680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 227663, 455326, 682989, 910652, 1138315, 1365978, 1821304, 2048967, 2276630, 2731956, 3414945, 4097934, 4325597, 4553260, 5463912, 6829890, 8195868, 8651194, 9106520, 10244835, 12976791, 13659780, 16391736, 17302388, 20489670, 21627985, 25953582, 27319560, 34604776, 38930373, 40979340, 43255970, 51907164, 64883955, 77860746, 81958680, 86511940, 103814328, 129767910, 155721492, 173023880, 194651865, 259535820, 311442984, 389303730, 519071640, 778607460, 1557214920]

約数ペア:

[(1, 1557214920), (2, 778607460), (3, 519071640), (4, 389303730), (5, 311442984), (6, 259535820), (8, 194651865), (9, 173023880), (10, 155721492), (12, 129767910), (15, 103814328), (18, 86511940), (19, 81958680), (20, 77860746), (24, 64883955), (30, 51907164), (36, 43255970), (38, 40979340), (40, 38930373), (45, 34604776), (57, 27319560), (60, 25953582), (72, 21627985), (76, 20489670), (90, 17302388), (95, 16391736), (114, 13659780), (120, 12976791), (152, 10244835), (171, 9106520), (180, 8651194), (190, 8195868), (228, 6829890), (285, 5463912), (342, 4553260), (360, 4325597), (380, 4097934), (456, 3414945), (570, 2731956), (684, 2276630), (760, 2048967), (855, 1821304), (1140, 1365978), (1368, 1138315), (1710, 910652), (2280, 682989), (3420, 455326), (6840, 227663)]