281959980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1187}}^1$

素因数の和:1343

約数の個数: 96

約数和(自身を含む): 819092736

約数和(自身を除く): 537132756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 107, 111, 148, 185, 214, 222, 321, 370, 428, 444, 535, 555, 642, 740, 1070, 1110, 1187, 1284, 1605, 2140, 2220, 2374, 3210, 3561, 3959, 4748, 5935, 6420, 7122, 7918, 11870, 11877, 14244, 15836, 17805, 19795, 23740, 23754, 35610, 39590, 43919, 47508, 59385, 71220, 79180, 87838, 118770, 127009, 131757, 175676, 219595, 237540, 254018, 263514, 381027, 439190, 508036, 527028, 635045, 658785, 762054, 878380, 1270090, 1317570, 1524108, 1905135, 2540180, 2635140, 3810270, 4699333, 7620540, 9398666, 14097999, 18797332, 23496665, 28195998, 46993330, 56391996, 70489995, 93986660, 140979990, 281959980]

約数ペア:

[(1, 281959980), (2, 140979990), (3, 93986660), (4, 70489995), (5, 56391996), (6, 46993330), (10, 28195998), (12, 23496665), (15, 18797332), (20, 14097999), (30, 9398666), (37, 7620540), (60, 4699333), (74, 3810270), (107, 2635140), (111, 2540180), (148, 1905135), (185, 1524108), (214, 1317570), (222, 1270090), (321, 878380), (370, 762054), (428, 658785), (444, 635045), (535, 527028), (555, 508036), (642, 439190), (740, 381027), (1070, 263514), (1110, 254018), (1187, 237540), (1284, 219595), (1605, 175676), (2140, 131757), (2220, 127009), (2374, 118770), (3210, 87838), (3561, 79180), (3959, 71220), (4748, 59385), (5935, 47508), (6420, 43919), (7122, 39590), (7918, 35610), (11870, 23754), (11877, 23740), (14244, 19795), (15836, 17805)]