163971640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:605

約数の個数: 96

約数和(自身を含む): 432151200

約数和(自身を除く): 268179560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 269, 280, 311, 392, 490, 538, 622, 980, 1076, 1244, 1345, 1555, 1883, 1960, 2152, 2177, 2488, 2690, 3110, 3766, 4354, 5380, 6220, 7532, 8708, 9415, 10760, 10885, 12440, 13181, 15064, 15239, 17416, 18830, 21770, 26362, 30478, 37660, 43540, 52724, 60956, 65905, 75320, 76195, 83659, 87080, 105448, 121912, 131810, 152390, 167318, 263620, 304780, 334636, 418295, 527240, 585613, 609560, 669272, 836590, 1171226, 1673180, 2342452, 2928065, 3346360, 4099291, 4684904, 5856130, 8198582, 11712260, 16397164, 20496455, 23424520, 32794328, 40992910, 81985820, 163971640]

約数ペア:

[(1, 163971640), (2, 81985820), (4, 40992910), (5, 32794328), (7, 23424520), (8, 20496455), (10, 16397164), (14, 11712260), (20, 8198582), (28, 5856130), (35, 4684904), (40, 4099291), (49, 3346360), (56, 2928065), (70, 2342452), (98, 1673180), (140, 1171226), (196, 836590), (245, 669272), (269, 609560), (280, 585613), (311, 527240), (392, 418295), (490, 334636), (538, 304780), (622, 263620), (980, 167318), (1076, 152390), (1244, 131810), (1345, 121912), (1555, 105448), (1883, 87080), (1960, 83659), (2152, 76195), (2177, 75320), (2488, 65905), (2690, 60956), (3110, 52724), (3766, 43540), (4354, 37660), (5380, 30478), (6220, 26362), (7532, 21770), (8708, 18830), (9415, 17416), (10760, 15239), (10885, 15064), (12440, 13181)]