64878840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4621}}^1$

素因数の和:4654

約数の個数: 128

約数和(自身を含む): 232948800

約数和(自身を除く): 168069960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4621, 4680, 7020, 9242, 13863, 14040, 18484, 23105, 27726, 36968, 41589, 46210, 55452, 60073, 69315, 83178, 92420, 110904, 120146, 124767, 138630, 166356, 180219, 184840, 207945, 240292, 249534, 277260, 300365, 332712, 360438, 415890, 480584, 499068, 540657, 554520, 600730, 623835, 720876, 831780, 901095, 998136, 1081314, 1201460, 1247670, 1441752, 1621971, 1663560, 1802190, 2162628, 2402920, 2495340, 2703285, 3243942, 3604380, 4325256, 4990680, 5406570, 6487884, 7208760, 8109855, 10813140, 12975768, 16219710, 21626280, 32439420, 64878840]

約数ペア:

[(1, 64878840), (2, 32439420), (3, 21626280), (4, 16219710), (5, 12975768), (6, 10813140), (8, 8109855), (9, 7208760), (10, 6487884), (12, 5406570), (13, 4990680), (15, 4325256), (18, 3604380), (20, 3243942), (24, 2703285), (26, 2495340), (27, 2402920), (30, 2162628), (36, 1802190), (39, 1663560), (40, 1621971), (45, 1441752), (52, 1247670), (54, 1201460), (60, 1081314), (65, 998136), (72, 901095), (78, 831780), (90, 720876), (104, 623835), (108, 600730), (117, 554520), (120, 540657), (130, 499068), (135, 480584), (156, 415890), (180, 360438), (195, 332712), (216, 300365), (234, 277260), (260, 249534), (270, 240292), (312, 207945), (351, 184840), (360, 180219), (390, 166356), (468, 138630), (520, 124767), (540, 120146), (585, 110904), (702, 92420), (780, 83178), (936, 69315), (1080, 60073), (1170, 55452), (1404, 46210), (1560, 41589), (1755, 36968), (2340, 27726), (2808, 23105), (3510, 18484), (4621, 14040), (4680, 13863), (7020, 9242)]