260063960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 192

約数和(自身を含む): 702017280

約数和(自身を除く): 441953320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 73, 85, 104, 124, 130, 136, 146, 155, 169, 170, 221, 248, 260, 292, 310, 338, 340, 365, 403, 442, 520, 527, 584, 620, 676, 680, 730, 806, 845, 884, 949, 1054, 1105, 1240, 1241, 1352, 1460, 1612, 1690, 1768, 1898, 2015, 2108, 2210, 2263, 2482, 2635, 2873, 2920, 3224, 3380, 3796, 4030, 4216, 4420, 4526, 4745, 4964, 5239, 5270, 5746, 6205, 6760, 6851, 7592, 8060, 8840, 9052, 9490, 9928, 10478, 10540, 11315, 11492, 12337, 12410, 13702, 14365, 16120, 16133, 18104, 18980, 20956, 21080, 22630, 22984, 24674, 24820, 26195, 27404, 28730, 29419, 32266, 34255, 37960, 38471, 41912, 45260, 49348, 49640, 52390, 54808, 57460, 58838, 61685, 64532, 68510, 76942, 80665, 89063, 90520, 98696, 104780, 114920, 117676, 123370, 129064, 137020, 147095, 153884, 161330, 178126, 192355, 209560, 209729, 235352, 246740, 274040, 294190, 307768, 322660, 356252, 382447, 384710, 419458, 445315, 493480, 500123, 588380, 645320, 712504, 764894, 769420, 838916, 890630, 1000246, 1048645, 1176760, 1529788, 1538840, 1677832, 1781260, 1912235, 2000492, 2097290, 2500615, 3059576, 3562520, 3824470, 4000984, 4194580, 5001230, 6501599, 7648940, 8389160, 10002460, 13003198, 15297880, 20004920, 26006396, 32507995, 52012792, 65015990, 130031980, 260063960]

約数ペア:

[(1, 260063960), (2, 130031980), (4, 65015990), (5, 52012792), (8, 32507995), (10, 26006396), (13, 20004920), (17, 15297880), (20, 13003198), (26, 10002460), (31, 8389160), (34, 7648940), (40, 6501599), (52, 5001230), (62, 4194580), (65, 4000984), (68, 3824470), (73, 3562520), (85, 3059576), (104, 2500615), (124, 2097290), (130, 2000492), (136, 1912235), (146, 1781260), (155, 1677832), (169, 1538840), (170, 1529788), (221, 1176760), (248, 1048645), (260, 1000246), (292, 890630), (310, 838916), (338, 769420), (340, 764894), (365, 712504), (403, 645320), (442, 588380), (520, 500123), (527, 493480), (584, 445315), (620, 419458), (676, 384710), (680, 382447), (730, 356252), (806, 322660), (845, 307768), (884, 294190), (949, 274040), (1054, 246740), (1105, 235352), (1240, 209729), (1241, 209560), (1352, 192355), (1460, 178126), (1612, 161330), (1690, 153884), (1768, 147095), (1898, 137020), (2015, 129064), (2108, 123370), (2210, 117676), (2263, 114920), (2482, 104780), (2635, 98696), (2873, 90520), (2920, 89063), (3224, 80665), (3380, 76942), (3796, 68510), (4030, 64532), (4216, 61685), (4420, 58838), (4526, 57460), (4745, 54808), (4964, 52390), (5239, 49640), (5270, 49348), (5746, 45260), (6205, 41912), (6760, 38471), (6851, 37960), (7592, 34255), (8060, 32266), (8840, 29419), (9052, 28730), (9490, 27404), (9928, 26195), (10478, 24820), (10540, 24674), (11315, 22984), (11492, 22630), (12337, 21080), (12410, 20956), (13702, 18980), (14365, 18104), (16120, 16133)]