268647240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:583

約数の個数: 128

約数和(自身を含む): 838149120

約数和(自身を除く): 569501880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 257, 281, 310, 372, 465, 514, 562, 620, 744, 771, 843, 930, 1028, 1124, 1240, 1285, 1405, 1542, 1686, 1860, 2056, 2248, 2570, 2810, 3084, 3372, 3720, 3855, 4215, 5140, 5620, 6168, 6744, 7710, 7967, 8430, 8711, 10280, 11240, 15420, 15934, 16860, 17422, 23901, 26133, 30840, 31868, 33720, 34844, 39835, 43555, 47802, 52266, 63736, 69688, 72217, 79670, 87110, 95604, 104532, 119505, 130665, 144434, 159340, 174220, 191208, 209064, 216651, 239010, 261330, 288868, 318680, 348440, 361085, 433302, 478020, 522660, 577736, 722170, 866604, 956040, 1045320, 1083255, 1444340, 1733208, 2166510, 2238727, 2888680, 4333020, 4477454, 6716181, 8666040, 8954908, 11193635, 13432362, 17909816, 22387270, 26864724, 33580905, 44774540, 53729448, 67161810, 89549080, 134323620, 268647240]

約数ペア:

[(1, 268647240), (2, 134323620), (3, 89549080), (4, 67161810), (5, 53729448), (6, 44774540), (8, 33580905), (10, 26864724), (12, 22387270), (15, 17909816), (20, 13432362), (24, 11193635), (30, 8954908), (31, 8666040), (40, 6716181), (60, 4477454), (62, 4333020), (93, 2888680), (120, 2238727), (124, 2166510), (155, 1733208), (186, 1444340), (248, 1083255), (257, 1045320), (281, 956040), (310, 866604), (372, 722170), (465, 577736), (514, 522660), (562, 478020), (620, 433302), (744, 361085), (771, 348440), (843, 318680), (930, 288868), (1028, 261330), (1124, 239010), (1240, 216651), (1285, 209064), (1405, 191208), (1542, 174220), (1686, 159340), (1860, 144434), (2056, 130665), (2248, 119505), (2570, 104532), (2810, 95604), (3084, 87110), (3372, 79670), (3720, 72217), (3855, 69688), (4215, 63736), (5140, 52266), (5620, 47802), (6168, 43555), (6744, 39835), (7710, 34844), (7967, 33720), (8430, 31868), (8711, 30840), (10280, 26133), (11240, 23901), (15420, 17422), (15934, 16860)]