121376560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1699}}^1$

素因数の和:1778

約数の個数: 80

約数和(自身を含む): 303552000

約数和(自身を除く): 182175440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 940, 1520, 1699, 1786, 1880, 3398, 3572, 3760, 4465, 6796, 7144, 8495, 8930, 13592, 14288, 16990, 17860, 27184, 32281, 33980, 35720, 64562, 67960, 71440, 79853, 129124, 135920, 159706, 161405, 258248, 319412, 322810, 399265, 516496, 638824, 645620, 798530, 1277648, 1291240, 1517207, 1597060, 2582480, 3034414, 3194120, 6068828, 6388240, 7586035, 12137656, 15172070, 24275312, 30344140, 60688280, 121376560]

約数ペア:

[(1, 121376560), (2, 60688280), (4, 30344140), (5, 24275312), (8, 15172070), (10, 12137656), (16, 7586035), (19, 6388240), (20, 6068828), (38, 3194120), (40, 3034414), (47, 2582480), (76, 1597060), (80, 1517207), (94, 1291240), (95, 1277648), (152, 798530), (188, 645620), (190, 638824), (235, 516496), (304, 399265), (376, 322810), (380, 319412), (470, 258248), (752, 161405), (760, 159706), (893, 135920), (940, 129124), (1520, 79853), (1699, 71440), (1786, 67960), (1880, 64562), (3398, 35720), (3572, 33980), (3760, 32281), (4465, 27184), (6796, 17860), (7144, 16990), (8495, 14288), (8930, 13592)]