220630720

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1038

約数の個数: 112

約数和(自身を含む): 566489088

約数和(自身を除く): 345858368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 320, 368, 460, 496, 620, 713, 736, 920, 967, 992, 1240, 1426, 1472, 1840, 1934, 1984, 2480, 2852, 3565, 3680, 3868, 4835, 4960, 5704, 7130, 7360, 7736, 9670, 9920, 11408, 14260, 15472, 19340, 22241, 22816, 28520, 29977, 30944, 38680, 44482, 45632, 57040, 59954, 61888, 77360, 88964, 111205, 114080, 119908, 149885, 154720, 177928, 222410, 228160, 239816, 299770, 309440, 355856, 444820, 479632, 599540, 689471, 711712, 889640, 959264, 1199080, 1378942, 1423424, 1779280, 1918528, 2398160, 2757884, 3447355, 3558560, 4796320, 5515768, 6894710, 7117120, 9592640, 11031536, 13789420, 22063072, 27578840, 44126144, 55157680, 110315360, 220630720]

約数ペア:

[(1, 220630720), (2, 110315360), (4, 55157680), (5, 44126144), (8, 27578840), (10, 22063072), (16, 13789420), (20, 11031536), (23, 9592640), (31, 7117120), (32, 6894710), (40, 5515768), (46, 4796320), (62, 3558560), (64, 3447355), (80, 2757884), (92, 2398160), (115, 1918528), (124, 1779280), (155, 1423424), (160, 1378942), (184, 1199080), (230, 959264), (248, 889640), (310, 711712), (320, 689471), (368, 599540), (460, 479632), (496, 444820), (620, 355856), (713, 309440), (736, 299770), (920, 239816), (967, 228160), (992, 222410), (1240, 177928), (1426, 154720), (1472, 149885), (1840, 119908), (1934, 114080), (1984, 111205), (2480, 88964), (2852, 77360), (3565, 61888), (3680, 59954), (3868, 57040), (4835, 45632), (4960, 44482), (5704, 38680), (7130, 30944), (7360, 29977), (7736, 28520), (9670, 22816), (9920, 22241), (11408, 19340), (14260, 15472)]