305793960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149899}}^1$

素因数の和:149930

約数の個数: 64

約数和(自身を含む): 971352000

約数和(自身を除く): 665558040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 149899, 299798, 449697, 599596, 749495, 899394, 1199192, 1498990, 1798788, 2248485, 2548283, 2997980, 3597576, 4496970, 5096566, 5995960, 7644849, 8993940, 10193132, 12741415, 15289698, 17987880, 20386264, 25482830, 30579396, 38224245, 50965660, 61158792, 76448490, 101931320, 152896980, 305793960]

約数ペア:

[(1, 305793960), (2, 152896980), (3, 101931320), (4, 76448490), (5, 61158792), (6, 50965660), (8, 38224245), (10, 30579396), (12, 25482830), (15, 20386264), (17, 17987880), (20, 15289698), (24, 12741415), (30, 10193132), (34, 8993940), (40, 7644849), (51, 5995960), (60, 5096566), (68, 4496970), (85, 3597576), (102, 2997980), (120, 2548283), (136, 2248485), (170, 1798788), (204, 1498990), (255, 1199192), (340, 899394), (408, 749495), (510, 599596), (680, 449697), (1020, 299798), (2040, 149899)]