67648360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 177811200

約数和(自身を除く): 110162840

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 41, 52, 65, 76, 82, 95, 104, 130, 152, 164, 167, 190, 205, 247, 260, 328, 334, 380, 410, 494, 520, 533, 668, 760, 779, 820, 835, 988, 1066, 1235, 1336, 1558, 1640, 1670, 1976, 2132, 2171, 2470, 2665, 3116, 3173, 3340, 3895, 4264, 4342, 4940, 5330, 6232, 6346, 6680, 6847, 7790, 8684, 9880, 10127, 10660, 10855, 12692, 13694, 15580, 15865, 17368, 20254, 21320, 21710, 25384, 27388, 31160, 31730, 34235, 40508, 41249, 43420, 50635, 54776, 63460, 68470, 81016, 82498, 86840, 89011, 101270, 126920, 130093, 136940, 164996, 178022, 202540, 206245, 260186, 273880, 329992, 356044, 405080, 412490, 445055, 520372, 650465, 712088, 824980, 890110, 1040744, 1300930, 1649960, 1691209, 1780220, 2601860, 3382418, 3560440, 5203720, 6764836, 8456045, 13529672, 16912090, 33824180, 67648360]

約数ペア:

[(1, 67648360), (2, 33824180), (4, 16912090), (5, 13529672), (8, 8456045), (10, 6764836), (13, 5203720), (19, 3560440), (20, 3382418), (26, 2601860), (38, 1780220), (40, 1691209), (41, 1649960), (52, 1300930), (65, 1040744), (76, 890110), (82, 824980), (95, 712088), (104, 650465), (130, 520372), (152, 445055), (164, 412490), (167, 405080), (190, 356044), (205, 329992), (247, 273880), (260, 260186), (328, 206245), (334, 202540), (380, 178022), (410, 164996), (494, 136940), (520, 130093), (533, 126920), (668, 101270), (760, 89011), (779, 86840), (820, 82498), (835, 81016), (988, 68470), (1066, 63460), (1235, 54776), (1336, 50635), (1558, 43420), (1640, 41249), (1670, 40508), (1976, 34235), (2132, 31730), (2171, 31160), (2470, 27388), (2665, 25384), (3116, 21710), (3173, 21320), (3340, 20254), (3895, 17368), (4264, 15865), (4342, 15580), (4940, 13694), (5330, 12692), (6232, 10855), (6346, 10660), (6680, 10127), (6847, 9880), (7790, 8684)]