345940560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{68639}}^1$

素因数の和:68665

約数の個数: 120

約数和(自身を含む): 1327772160

約数和(自身を除く): 981831600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 68639, 137278, 205917, 274556, 343195, 411834, 480473, 549112, 617751, 686390, 823668, 960946, 1029585, 1098224, 1235502, 1372780, 1441419, 1647336, 1921892, 2059170, 2402365, 2471004, 2745560, 2882838, 3088755, 3294672, 3843784, 4118340, 4324257, 4804730, 4942008, 5491120, 5765676, 6177510, 7207095, 7687568, 8236680, 8648514, 9609460, 9884016, 11531352, 12355020, 14414190, 16473360, 17297028, 19218920, 21621285, 23062704, 24710040, 28828380, 34594056, 38437840, 43242570, 49420080, 57656760, 69188112, 86485140, 115313520, 172970280, 345940560]

約数ペア:

[(1, 345940560), (2, 172970280), (3, 115313520), (4, 86485140), (5, 69188112), (6, 57656760), (7, 49420080), (8, 43242570), (9, 38437840), (10, 34594056), (12, 28828380), (14, 24710040), (15, 23062704), (16, 21621285), (18, 19218920), (20, 17297028), (21, 16473360), (24, 14414190), (28, 12355020), (30, 11531352), (35, 9884016), (36, 9609460), (40, 8648514), (42, 8236680), (45, 7687568), (48, 7207095), (56, 6177510), (60, 5765676), (63, 5491120), (70, 4942008), (72, 4804730), (80, 4324257), (84, 4118340), (90, 3843784), (105, 3294672), (112, 3088755), (120, 2882838), (126, 2745560), (140, 2471004), (144, 2402365), (168, 2059170), (180, 1921892), (210, 1647336), (240, 1441419), (252, 1372780), (280, 1235502), (315, 1098224), (336, 1029585), (360, 960946), (420, 823668), (504, 686390), (560, 617751), (630, 549112), (720, 480473), (840, 411834), (1008, 343195), (1260, 274556), (1680, 205917), (2520, 137278), (5040, 68639)]