620473680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27799}}^1$

素因数の和:27849

約数の個数: 120

約数和(自身を含む): 2151052800

約数和(自身を除く): 1530579120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 27799, 55598, 83397, 111196, 138995, 166794, 222392, 250191, 277990, 333588, 416985, 444784, 500382, 555980, 667176, 833970, 861769, 1000764, 1111960, 1250955, 1334352, 1667940, 1723538, 2001528, 2223920, 2501910, 2585307, 3335880, 3447076, 4003056, 4308845, 5003820, 5170614, 6671760, 6894152, 7755921, 8617690, 10007640, 10341228, 12926535, 13788304, 15511842, 17235380, 20015280, 20682456, 25853070, 31023684, 34470760, 38779605, 41364912, 51706140, 62047368, 68941520, 77559210, 103412280, 124094736, 155118420, 206824560, 310236840, 620473680]

約数ペア:

[(1, 620473680), (2, 310236840), (3, 206824560), (4, 155118420), (5, 124094736), (6, 103412280), (8, 77559210), (9, 68941520), (10, 62047368), (12, 51706140), (15, 41364912), (16, 38779605), (18, 34470760), (20, 31023684), (24, 25853070), (30, 20682456), (31, 20015280), (36, 17235380), (40, 15511842), (45, 13788304), (48, 12926535), (60, 10341228), (62, 10007640), (72, 8617690), (80, 7755921), (90, 6894152), (93, 6671760), (120, 5170614), (124, 5003820), (144, 4308845), (155, 4003056), (180, 3447076), (186, 3335880), (240, 2585307), (248, 2501910), (279, 2223920), (310, 2001528), (360, 1723538), (372, 1667940), (465, 1334352), (496, 1250955), (558, 1111960), (620, 1000764), (720, 861769), (744, 833970), (930, 667176), (1116, 555980), (1240, 500382), (1395, 444784), (1488, 416985), (1860, 333588), (2232, 277990), (2480, 250191), (2790, 222392), (3720, 166794), (4464, 138995), (5580, 111196), (7440, 83397), (11160, 55598), (22320, 27799)]