155664080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1237}}^1$

素因数の和:1285

約数の個数: 120

約数和(自身を含む): 428759016

約数和(自身を除く): 273094936

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 121, 130, 143, 176, 208, 220, 242, 260, 286, 440, 484, 520, 572, 605, 715, 880, 968, 1040, 1144, 1210, 1237, 1430, 1573, 1936, 2288, 2420, 2474, 2860, 3146, 4840, 4948, 5720, 6185, 6292, 7865, 9680, 9896, 11440, 12370, 12584, 13607, 15730, 16081, 19792, 24740, 25168, 27214, 31460, 32162, 49480, 54428, 62920, 64324, 68035, 80405, 98960, 108856, 125840, 128648, 136070, 149677, 160810, 176891, 217712, 257296, 272140, 299354, 321620, 353782, 544280, 598708, 643240, 707564, 748385, 884455, 1088560, 1197416, 1286480, 1415128, 1496770, 1768910, 1945801, 2394832, 2830256, 2993540, 3537820, 3891602, 5987080, 7075640, 7783204, 9729005, 11974160, 14151280, 15566408, 19458010, 31132816, 38916020, 77832040, 155664080]

約数ペア:

[(1, 155664080), (2, 77832040), (4, 38916020), (5, 31132816), (8, 19458010), (10, 15566408), (11, 14151280), (13, 11974160), (16, 9729005), (20, 7783204), (22, 7075640), (26, 5987080), (40, 3891602), (44, 3537820), (52, 2993540), (55, 2830256), (65, 2394832), (80, 1945801), (88, 1768910), (104, 1496770), (110, 1415128), (121, 1286480), (130, 1197416), (143, 1088560), (176, 884455), (208, 748385), (220, 707564), (242, 643240), (260, 598708), (286, 544280), (440, 353782), (484, 321620), (520, 299354), (572, 272140), (605, 257296), (715, 217712), (880, 176891), (968, 160810), (1040, 149677), (1144, 136070), (1210, 128648), (1237, 125840), (1430, 108856), (1573, 98960), (1936, 80405), (2288, 68035), (2420, 64324), (2474, 62920), (2860, 54428), (3146, 49480), (4840, 32162), (4948, 31460), (5720, 27214), (6185, 25168), (6292, 24740), (7865, 19792), (9680, 16081), (9896, 15730), (11440, 13607), (12370, 12584)]