68310480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:653

約数の個数: 160

約数和(自身を含む): 245769984

約数和(自身を除く): 177459504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 73, 80, 84, 105, 112, 120, 140, 146, 168, 210, 219, 240, 280, 292, 336, 365, 420, 438, 511, 557, 560, 584, 730, 840, 876, 1022, 1095, 1114, 1168, 1460, 1533, 1671, 1680, 1752, 2044, 2190, 2228, 2555, 2785, 2920, 3066, 3342, 3504, 3899, 4088, 4380, 4456, 5110, 5570, 5840, 6132, 6684, 7665, 7798, 8176, 8355, 8760, 8912, 10220, 11140, 11697, 12264, 13368, 15330, 15596, 16710, 17520, 19495, 20440, 22280, 23394, 24528, 26736, 30660, 31192, 33420, 38990, 40661, 40880, 44560, 46788, 58485, 61320, 62384, 66840, 77980, 81322, 93576, 116970, 121983, 122640, 133680, 155960, 162644, 187152, 203305, 233940, 243966, 284627, 311920, 325288, 406610, 467880, 487932, 569254, 609915, 650576, 813220, 853881, 935760, 975864, 1138508, 1219830, 1423135, 1626440, 1707762, 1951728, 2277016, 2439660, 2846270, 3252880, 3415524, 4269405, 4554032, 4879320, 5692540, 6831048, 8538810, 9758640, 11385080, 13662096, 17077620, 22770160, 34155240, 68310480]

約数ペア:

[(1, 68310480), (2, 34155240), (3, 22770160), (4, 17077620), (5, 13662096), (6, 11385080), (7, 9758640), (8, 8538810), (10, 6831048), (12, 5692540), (14, 4879320), (15, 4554032), (16, 4269405), (20, 3415524), (21, 3252880), (24, 2846270), (28, 2439660), (30, 2277016), (35, 1951728), (40, 1707762), (42, 1626440), (48, 1423135), (56, 1219830), (60, 1138508), (70, 975864), (73, 935760), (80, 853881), (84, 813220), (105, 650576), (112, 609915), (120, 569254), (140, 487932), (146, 467880), (168, 406610), (210, 325288), (219, 311920), (240, 284627), (280, 243966), (292, 233940), (336, 203305), (365, 187152), (420, 162644), (438, 155960), (511, 133680), (557, 122640), (560, 121983), (584, 116970), (730, 93576), (840, 81322), (876, 77980), (1022, 66840), (1095, 62384), (1114, 61320), (1168, 58485), (1460, 46788), (1533, 44560), (1671, 40880), (1680, 40661), (1752, 38990), (2044, 33420), (2190, 31192), (2228, 30660), (2555, 26736), (2785, 24528), (2920, 23394), (3066, 22280), (3342, 20440), (3504, 19495), (3899, 17520), (4088, 16710), (4380, 15596), (4456, 15330), (5110, 13368), (5570, 12264), (5840, 11697), (6132, 11140), (6684, 10220), (7665, 8912), (7798, 8760), (8176, 8355)]