99879960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:721

約数の個数: 128

約数和(自身を含む): 320371200

約数和(自身を除く): 220491240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 568, 570, 617, 710, 760, 852, 1065, 1140, 1234, 1349, 1420, 1704, 1851, 2130, 2280, 2468, 2698, 2840, 3085, 3702, 4047, 4260, 4936, 5396, 6170, 6745, 7404, 8094, 8520, 9255, 10792, 11723, 12340, 13490, 14808, 16188, 18510, 20235, 23446, 24680, 26980, 32376, 35169, 37020, 40470, 43807, 46892, 53960, 58615, 70338, 74040, 80940, 87614, 93784, 117230, 131421, 140676, 161880, 175228, 175845, 219035, 234460, 262842, 281352, 350456, 351690, 438070, 468920, 525684, 657105, 703380, 832333, 876140, 1051368, 1314210, 1406760, 1664666, 1752280, 2496999, 2628420, 3329332, 4161665, 4993998, 5256840, 6658664, 8323330, 9987996, 12484995, 16646660, 19975992, 24969990, 33293320, 49939980, 99879960]

約数ペア:

[(1, 99879960), (2, 49939980), (3, 33293320), (4, 24969990), (5, 19975992), (6, 16646660), (8, 12484995), (10, 9987996), (12, 8323330), (15, 6658664), (19, 5256840), (20, 4993998), (24, 4161665), (30, 3329332), (38, 2628420), (40, 2496999), (57, 1752280), (60, 1664666), (71, 1406760), (76, 1314210), (95, 1051368), (114, 876140), (120, 832333), (142, 703380), (152, 657105), (190, 525684), (213, 468920), (228, 438070), (284, 351690), (285, 350456), (355, 281352), (380, 262842), (426, 234460), (456, 219035), (568, 175845), (570, 175228), (617, 161880), (710, 140676), (760, 131421), (852, 117230), (1065, 93784), (1140, 87614), (1234, 80940), (1349, 74040), (1420, 70338), (1704, 58615), (1851, 53960), (2130, 46892), (2280, 43807), (2468, 40470), (2698, 37020), (2840, 35169), (3085, 32376), (3702, 26980), (4047, 24680), (4260, 23446), (4936, 20235), (5396, 18510), (6170, 16188), (6745, 14808), (7404, 13490), (8094, 12340), (8520, 11723), (9255, 10792)]