67969840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1$

素因数の和:590

約数の個数: 80

約数和(自身を含む): 168426720

約数和(自身を除く): 100456880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 152, 190, 194, 304, 380, 388, 461, 485, 760, 776, 922, 970, 1520, 1552, 1843, 1844, 1940, 2305, 3686, 3688, 3880, 4610, 7372, 7376, 7760, 8759, 9215, 9220, 14744, 17518, 18430, 18440, 29488, 35036, 36860, 36880, 43795, 44717, 70072, 73720, 87590, 89434, 140144, 147440, 175180, 178868, 223585, 350360, 357736, 447170, 700720, 715472, 849623, 894340, 1699246, 1788680, 3398492, 3577360, 4248115, 6796984, 8496230, 13593968, 16992460, 33984920, 67969840]

約数ペア:

[(1, 67969840), (2, 33984920), (4, 16992460), (5, 13593968), (8, 8496230), (10, 6796984), (16, 4248115), (19, 3577360), (20, 3398492), (38, 1788680), (40, 1699246), (76, 894340), (80, 849623), (95, 715472), (97, 700720), (152, 447170), (190, 357736), (194, 350360), (304, 223585), (380, 178868), (388, 175180), (461, 147440), (485, 140144), (760, 89434), (776, 87590), (922, 73720), (970, 70072), (1520, 44717), (1552, 43795), (1843, 36880), (1844, 36860), (1940, 35036), (2305, 29488), (3686, 18440), (3688, 18430), (3880, 17518), (4610, 14744), (7372, 9220), (7376, 9215), (7760, 8759)]