220471320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{42727}}^1$

素因数の和:42784

約数の個数: 64

約数和(自身を含む): 676811520

約数和(自身を除く): 456340200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 42727, 85454, 128181, 170908, 213635, 256362, 341816, 427270, 512724, 640905, 854540, 1025448, 1281810, 1709080, 1837261, 2563620, 3674522, 5127240, 5511783, 7349044, 9186305, 11023566, 14698088, 18372610, 22047132, 27558915, 36745220, 44094264, 55117830, 73490440, 110235660, 220471320]

約数ペア:

[(1, 220471320), (2, 110235660), (3, 73490440), (4, 55117830), (5, 44094264), (6, 36745220), (8, 27558915), (10, 22047132), (12, 18372610), (15, 14698088), (20, 11023566), (24, 9186305), (30, 7349044), (40, 5511783), (43, 5127240), (60, 3674522), (86, 2563620), (120, 1837261), (129, 1709080), (172, 1281810), (215, 1025448), (258, 854540), (344, 640905), (430, 512724), (516, 427270), (645, 341816), (860, 256362), (1032, 213635), (1290, 170908), (1720, 128181), (2580, 85454), (5160, 42727)]