289370640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{569}}^1$

素因数の和:761

約数の個数: 160

約数和(自身を含む): 973687680

約数和(自身を除く): 684317040

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, 78, 80, 104, 120, 130, 156, 163, 195, 208, 240, 260, 312, 326, 390, 489, 520, 569, 624, 652, 780, 815, 978, 1040, 1138, 1304, 1560, 1630, 1707, 1956, 2119, 2276, 2445, 2608, 2845, 3120, 3260, 3414, 3912, 4238, 4552, 4890, 5690, 6357, 6520, 6828, 7397, 7824, 8476, 8535, 9104, 9780, 10595, 11380, 12714, 13040, 13656, 14794, 16952, 17070, 19560, 21190, 22191, 22760, 25428, 27312, 29588, 31785, 33904, 34140, 36985, 39120, 42380, 44382, 45520, 50856, 59176, 63570, 68280, 73970, 84760, 88764, 92747, 101712, 110955, 118352, 127140, 136560, 147940, 169520, 177528, 185494, 221910, 254280, 278241, 295880, 355056, 370988, 443820, 463735, 508560, 556482, 591760, 741976, 887640, 927470, 1112964, 1205711, 1391205, 1483952, 1775280, 1854940, 2225928, 2411422, 2782410, 3617133, 3709880, 4451856, 4822844, 5564820, 6028555, 7234266, 7419760, 9645688, 11129640, 12057110, 14468532, 18085665, 19291376, 22259280, 24114220, 28937064, 36171330, 48228440, 57874128, 72342660, 96456880, 144685320, 289370640]

約数ペア:

[(1, 289370640), (2, 144685320), (3, 96456880), (4, 72342660), (5, 57874128), (6, 48228440), (8, 36171330), (10, 28937064), (12, 24114220), (13, 22259280), (15, 19291376), (16, 18085665), (20, 14468532), (24, 12057110), (26, 11129640), (30, 9645688), (39, 7419760), (40, 7234266), (48, 6028555), (52, 5564820), (60, 4822844), (65, 4451856), (78, 3709880), (80, 3617133), (104, 2782410), (120, 2411422), (130, 2225928), (156, 1854940), (163, 1775280), (195, 1483952), (208, 1391205), (240, 1205711), (260, 1112964), (312, 927470), (326, 887640), (390, 741976), (489, 591760), (520, 556482), (569, 508560), (624, 463735), (652, 443820), (780, 370988), (815, 355056), (978, 295880), (1040, 278241), (1138, 254280), (1304, 221910), (1560, 185494), (1630, 177528), (1707, 169520), (1956, 147940), (2119, 136560), (2276, 127140), (2445, 118352), (2608, 110955), (2845, 101712), (3120, 92747), (3260, 88764), (3414, 84760), (3912, 73970), (4238, 68280), (4552, 63570), (4890, 59176), (5690, 50856), (6357, 45520), (6520, 44382), (6828, 42380), (7397, 39120), (7824, 36985), (8476, 34140), (8535, 33904), (9104, 31785), (9780, 29588), (10595, 27312), (11380, 25428), (12714, 22760), (13040, 22191), (13656, 21190), (14794, 19560), (16952, 17070)]