61399440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1609}}^1$

素因数の和:1681

約数の個数: 120

約数和(自身を含む): 210220920

約数和(自身を除く): 148821480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 477, 530, 636, 720, 795, 848, 954, 1060, 1272, 1590, 1609, 1908, 2120, 2385, 2544, 3180, 3218, 3816, 4240, 4770, 4827, 6360, 6436, 7632, 8045, 9540, 9654, 12720, 12872, 14481, 16090, 19080, 19308, 24135, 25744, 28962, 32180, 38160, 38616, 48270, 57924, 64360, 72405, 77232, 85277, 96540, 115848, 128720, 144810, 170554, 193080, 231696, 255831, 289620, 341108, 386160, 426385, 511662, 579240, 682216, 767493, 852770, 1023324, 1158480, 1279155, 1364432, 1534986, 1705540, 2046648, 2558310, 3069972, 3411080, 3837465, 4093296, 5116620, 6139944, 6822160, 7674930, 10233240, 12279888, 15349860, 20466480, 30699720, 61399440]

約数ペア:

[(1, 61399440), (2, 30699720), (3, 20466480), (4, 15349860), (5, 12279888), (6, 10233240), (8, 7674930), (9, 6822160), (10, 6139944), (12, 5116620), (15, 4093296), (16, 3837465), (18, 3411080), (20, 3069972), (24, 2558310), (30, 2046648), (36, 1705540), (40, 1534986), (45, 1364432), (48, 1279155), (53, 1158480), (60, 1023324), (72, 852770), (80, 767493), (90, 682216), (106, 579240), (120, 511662), (144, 426385), (159, 386160), (180, 341108), (212, 289620), (240, 255831), (265, 231696), (318, 193080), (360, 170554), (424, 144810), (477, 128720), (530, 115848), (636, 96540), (720, 85277), (795, 77232), (848, 72405), (954, 64360), (1060, 57924), (1272, 48270), (1590, 38616), (1609, 38160), (1908, 32180), (2120, 28962), (2385, 25744), (2544, 24135), (3180, 19308), (3218, 19080), (3816, 16090), (4240, 14481), (4770, 12872), (4827, 12720), (6360, 9654), (6436, 9540), (7632, 8045)]