64042920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3121}}^1$

素因数の和:3160

約数の個数: 128

約数和(自身を含む): 224784000

約数和(自身を除く): 160741080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3121, 3420, 4104, 5130, 6242, 6840, 9363, 10260, 12484, 15605, 18726, 20520, 24968, 28089, 31210, 37452, 46815, 56178, 59299, 62420, 74904, 84267, 93630, 112356, 118598, 124840, 140445, 168534, 177897, 187260, 224712, 237196, 280890, 296495, 337068, 355794, 374520, 421335, 474392, 533691, 561780, 592990, 674136, 711588, 842670, 889485, 1067382, 1123560, 1185980, 1423176, 1601073, 1685340, 1778970, 2134764, 2371960, 2668455, 3202146, 3370680, 3557940, 4269528, 5336910, 6404292, 7115880, 8005365, 10673820, 12808584, 16010730, 21347640, 32021460, 64042920]

約数ペア:

[(1, 64042920), (2, 32021460), (3, 21347640), (4, 16010730), (5, 12808584), (6, 10673820), (8, 8005365), (9, 7115880), (10, 6404292), (12, 5336910), (15, 4269528), (18, 3557940), (19, 3370680), (20, 3202146), (24, 2668455), (27, 2371960), (30, 2134764), (36, 1778970), (38, 1685340), (40, 1601073), (45, 1423176), (54, 1185980), (57, 1123560), (60, 1067382), (72, 889485), (76, 842670), (90, 711588), (95, 674136), (108, 592990), (114, 561780), (120, 533691), (135, 474392), (152, 421335), (171, 374520), (180, 355794), (190, 337068), (216, 296495), (228, 280890), (270, 237196), (285, 224712), (342, 187260), (360, 177897), (380, 168534), (456, 140445), (513, 124840), (540, 118598), (570, 112356), (684, 93630), (760, 84267), (855, 74904), (1026, 62420), (1080, 59299), (1140, 56178), (1368, 46815), (1710, 37452), (2052, 31210), (2280, 28089), (2565, 24968), (3121, 20520), (3420, 18726), (4104, 15605), (5130, 12484), (6242, 10260), (6840, 9363)]