222458480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{331}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 537489408

約数和(自身を除く): 315030928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 271, 310, 331, 496, 542, 620, 662, 1084, 1240, 1324, 1355, 1655, 2168, 2480, 2648, 2710, 3310, 4336, 5296, 5420, 6620, 8401, 10261, 10840, 13240, 16802, 20522, 21680, 26480, 33604, 41044, 42005, 51305, 67208, 82088, 84010, 89701, 102610, 134416, 164176, 168020, 179402, 205220, 336040, 358804, 410440, 448505, 672080, 717608, 820880, 897010, 1435216, 1794020, 2780731, 3588040, 5561462, 7176080, 11122924, 13903655, 22245848, 27807310, 44491696, 55614620, 111229240, 222458480]

約数ペア:

[(1, 222458480), (2, 111229240), (4, 55614620), (5, 44491696), (8, 27807310), (10, 22245848), (16, 13903655), (20, 11122924), (31, 7176080), (40, 5561462), (62, 3588040), (80, 2780731), (124, 1794020), (155, 1435216), (248, 897010), (271, 820880), (310, 717608), (331, 672080), (496, 448505), (542, 410440), (620, 358804), (662, 336040), (1084, 205220), (1240, 179402), (1324, 168020), (1355, 164176), (1655, 134416), (2168, 102610), (2480, 89701), (2648, 84010), (2710, 82088), (3310, 67208), (4336, 51305), (5296, 42005), (5420, 41044), (6620, 33604), (8401, 26480), (10261, 21680), (10840, 20522), (13240, 16802)]