1230577680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:625

約数の個数: 160

約数和(自身を含む): 3897393408

約数和(自身を除く): 2666815728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 257, 281, 284, 355, 426, 514, 562, 568, 710, 771, 843, 852, 1028, 1065, 1124, 1136, 1285, 1405, 1420, 1542, 1686, 1704, 2056, 2130, 2248, 2570, 2810, 2840, 3084, 3372, 3408, 3855, 4112, 4215, 4260, 4496, 5140, 5620, 5680, 6168, 6744, 7710, 8430, 8520, 10280, 11240, 12336, 13488, 15420, 16860, 17040, 18247, 19951, 20560, 22480, 30840, 33720, 36494, 39902, 54741, 59853, 61680, 67440, 72217, 72988, 79804, 91235, 99755, 109482, 119706, 144434, 145976, 159608, 182470, 199510, 216651, 218964, 239412, 273705, 288868, 291952, 299265, 319216, 361085, 364940, 399020, 433302, 437928, 478824, 547410, 577736, 598530, 722170, 729880, 798040, 866604, 875856, 957648, 1083255, 1094820, 1155472, 1197060, 1444340, 1459760, 1596080, 1733208, 2166510, 2189640, 2394120, 2888680, 3466416, 4333020, 4379280, 4788240, 5127407, 5777360, 8666040, 10254814, 15382221, 17332080, 20509628, 25637035, 30764442, 41019256, 51274070, 61528884, 76911105, 82038512, 102548140, 123057768, 153822210, 205096280, 246115536, 307644420, 410192560, 615288840, 1230577680]

約数ペア:

[(1, 1230577680), (2, 615288840), (3, 410192560), (4, 307644420), (5, 246115536), (6, 205096280), (8, 153822210), (10, 123057768), (12, 102548140), (15, 82038512), (16, 76911105), (20, 61528884), (24, 51274070), (30, 41019256), (40, 30764442), (48, 25637035), (60, 20509628), (71, 17332080), (80, 15382221), (120, 10254814), (142, 8666040), (213, 5777360), (240, 5127407), (257, 4788240), (281, 4379280), (284, 4333020), (355, 3466416), (426, 2888680), (514, 2394120), (562, 2189640), (568, 2166510), (710, 1733208), (771, 1596080), (843, 1459760), (852, 1444340), (1028, 1197060), (1065, 1155472), (1124, 1094820), (1136, 1083255), (1285, 957648), (1405, 875856), (1420, 866604), (1542, 798040), (1686, 729880), (1704, 722170), (2056, 598530), (2130, 577736), (2248, 547410), (2570, 478824), (2810, 437928), (2840, 433302), (3084, 399020), (3372, 364940), (3408, 361085), (3855, 319216), (4112, 299265), (4215, 291952), (4260, 288868), (4496, 273705), (5140, 239412), (5620, 218964), (5680, 216651), (6168, 199510), (6744, 182470), (7710, 159608), (8430, 145976), (8520, 144434), (10280, 119706), (11240, 109482), (12336, 99755), (13488, 91235), (15420, 79804), (16860, 72988), (17040, 72217), (18247, 67440), (19951, 61680), (20560, 59853), (22480, 54741), (30840, 39902), (33720, 36494)]