830875360

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{809}}^1$

素因数の和:969

約数の個数: 144

約数和(自身を含む): 2303698320

約数和(自身を除く): 1472822960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 131, 140, 160, 196, 224, 245, 262, 280, 392, 490, 524, 560, 655, 784, 809, 917, 980, 1048, 1120, 1310, 1568, 1618, 1834, 1960, 2096, 2620, 3236, 3668, 3920, 4045, 4192, 4585, 5240, 5663, 6419, 6472, 7336, 7840, 8090, 9170, 10480, 11326, 12838, 12944, 14672, 16180, 18340, 20960, 22652, 25676, 25888, 28315, 29344, 32095, 32360, 36680, 39641, 45304, 51352, 56630, 64190, 64720, 73360, 79282, 90608, 102704, 105979, 113260, 128380, 129440, 146720, 158564, 181216, 198205, 205408, 211958, 226520, 256760, 317128, 396410, 423916, 453040, 513520, 529895, 634256, 741853, 792820, 847832, 906080, 1027040, 1059790, 1268512, 1483706, 1585640, 1695664, 2119580, 2967412, 3171280, 3391328, 3709265, 4239160, 5192971, 5934824, 6342560, 7418530, 8478320, 10385942, 11869648, 14837060, 16956640, 20771884, 23739296, 25964855, 29674120, 41543768, 51929710, 59348240, 83087536, 103859420, 118696480, 166175072, 207718840, 415437680, 830875360]

約数ペア:

[(1, 830875360), (2, 415437680), (4, 207718840), (5, 166175072), (7, 118696480), (8, 103859420), (10, 83087536), (14, 59348240), (16, 51929710), (20, 41543768), (28, 29674120), (32, 25964855), (35, 23739296), (40, 20771884), (49, 16956640), (56, 14837060), (70, 11869648), (80, 10385942), (98, 8478320), (112, 7418530), (131, 6342560), (140, 5934824), (160, 5192971), (196, 4239160), (224, 3709265), (245, 3391328), (262, 3171280), (280, 2967412), (392, 2119580), (490, 1695664), (524, 1585640), (560, 1483706), (655, 1268512), (784, 1059790), (809, 1027040), (917, 906080), (980, 847832), (1048, 792820), (1120, 741853), (1310, 634256), (1568, 529895), (1618, 513520), (1834, 453040), (1960, 423916), (2096, 396410), (2620, 317128), (3236, 256760), (3668, 226520), (3920, 211958), (4045, 205408), (4192, 198205), (4585, 181216), (5240, 158564), (5663, 146720), (6419, 129440), (6472, 128380), (7336, 113260), (7840, 105979), (8090, 102704), (9170, 90608), (10480, 79282), (11326, 73360), (12838, 64720), (12944, 64190), (14672, 56630), (16180, 51352), (18340, 45304), (20960, 39641), (22652, 36680), (25676, 32360), (25888, 32095), (28315, 29344)]