164140880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2411}}^1$

素因数の和:2484

約数の個数: 80

約数和(自身を含む): 409152384

約数和(自身を除く): 245011504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 296, 368, 370, 460, 592, 740, 851, 920, 1480, 1702, 1840, 2411, 2960, 3404, 4255, 4822, 6808, 8510, 9644, 12055, 13616, 17020, 19288, 24110, 34040, 38576, 48220, 55453, 68080, 89207, 96440, 110906, 178414, 192880, 221812, 277265, 356828, 443624, 446035, 554530, 713656, 887248, 892070, 1109060, 1427312, 1784140, 2051761, 2218120, 3568280, 4103522, 4436240, 7136560, 8207044, 10258805, 16414088, 20517610, 32828176, 41035220, 82070440, 164140880]

約数ペア:

[(1, 164140880), (2, 82070440), (4, 41035220), (5, 32828176), (8, 20517610), (10, 16414088), (16, 10258805), (20, 8207044), (23, 7136560), (37, 4436240), (40, 4103522), (46, 3568280), (74, 2218120), (80, 2051761), (92, 1784140), (115, 1427312), (148, 1109060), (184, 892070), (185, 887248), (230, 713656), (296, 554530), (368, 446035), (370, 443624), (460, 356828), (592, 277265), (740, 221812), (851, 192880), (920, 178414), (1480, 110906), (1702, 96440), (1840, 89207), (2411, 68080), (2960, 55453), (3404, 48220), (4255, 38576), (4822, 34040), (6808, 24110), (8510, 19288), (9644, 17020), (12055, 13616)]