228429680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1663}}^1$

素因数の和:1794

約数の個数: 80

約数和(自身を含む): 568249344

約数和(自身を除く): 339819664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 136, 170, 202, 272, 340, 404, 505, 680, 808, 1010, 1360, 1616, 1663, 1717, 2020, 3326, 3434, 4040, 6652, 6868, 8080, 8315, 8585, 13304, 13736, 16630, 17170, 26608, 27472, 28271, 33260, 34340, 56542, 66520, 68680, 113084, 133040, 137360, 141355, 167963, 226168, 282710, 335926, 452336, 565420, 671852, 839815, 1130840, 1343704, 1679630, 2261680, 2687408, 2855371, 3359260, 5710742, 6718520, 11421484, 13437040, 14276855, 22842968, 28553710, 45685936, 57107420, 114214840, 228429680]

約数ペア:

[(1, 228429680), (2, 114214840), (4, 57107420), (5, 45685936), (8, 28553710), (10, 22842968), (16, 14276855), (17, 13437040), (20, 11421484), (34, 6718520), (40, 5710742), (68, 3359260), (80, 2855371), (85, 2687408), (101, 2261680), (136, 1679630), (170, 1343704), (202, 1130840), (272, 839815), (340, 671852), (404, 565420), (505, 452336), (680, 335926), (808, 282710), (1010, 226168), (1360, 167963), (1616, 141355), (1663, 137360), (1717, 133040), (2020, 113084), (3326, 68680), (3434, 66520), (4040, 56542), (6652, 34340), (6868, 33260), (8080, 28271), (8315, 27472), (8585, 26608), (13304, 17170), (13736, 16630)]