75351780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:858

約数の個数: 144

約数和(自身を含む): 264875520

約数和(自身を除く): 189523740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 757, 790, 948, 1106, 1185, 1260, 1422, 1514, 1580, 1659, 2212, 2271, 2370, 2765, 2844, 3028, 3318, 3555, 3785, 4542, 4740, 4977, 5299, 5530, 6636, 6813, 7110, 7570, 8295, 9084, 9954, 10598, 11060, 11355, 13626, 14220, 15140, 15897, 16590, 19908, 21196, 22710, 24885, 26495, 27252, 31794, 33180, 34065, 45420, 47691, 49770, 52990, 59803, 63588, 68130, 79485, 95382, 99540, 105980, 119606, 136260, 158970, 179409, 190764, 238455, 239212, 299015, 317940, 358818, 418621, 476910, 538227, 598030, 717636, 837242, 897045, 953820, 1076454, 1196060, 1255863, 1674484, 1794090, 2093105, 2152908, 2511726, 2691135, 3588180, 3767589, 4186210, 5023452, 5382270, 6279315, 7535178, 8372420, 10764540, 12558630, 15070356, 18837945, 25117260, 37675890, 75351780]

約数ペア:

[(1, 75351780), (2, 37675890), (3, 25117260), (4, 18837945), (5, 15070356), (6, 12558630), (7, 10764540), (9, 8372420), (10, 7535178), (12, 6279315), (14, 5382270), (15, 5023452), (18, 4186210), (20, 3767589), (21, 3588180), (28, 2691135), (30, 2511726), (35, 2152908), (36, 2093105), (42, 1794090), (45, 1674484), (60, 1255863), (63, 1196060), (70, 1076454), (79, 953820), (84, 897045), (90, 837242), (105, 717636), (126, 598030), (140, 538227), (158, 476910), (180, 418621), (210, 358818), (237, 317940), (252, 299015), (315, 239212), (316, 238455), (395, 190764), (420, 179409), (474, 158970), (553, 136260), (630, 119606), (711, 105980), (757, 99540), (790, 95382), (948, 79485), (1106, 68130), (1185, 63588), (1260, 59803), (1422, 52990), (1514, 49770), (1580, 47691), (1659, 45420), (2212, 34065), (2271, 33180), (2370, 31794), (2765, 27252), (2844, 26495), (3028, 24885), (3318, 22710), (3555, 21196), (3785, 19908), (4542, 16590), (4740, 15897), (4977, 15140), (5299, 14220), (5530, 13626), (6636, 11355), (6813, 11060), (7110, 10598), (7570, 9954), (8295, 9084)]