30031920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:859

約数の個数: 120

約数和(自身を含む): 102890736

約数和(自身を除く): 72858816

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, 787, 795, 848, 954, 1060, 1272, 1574, 1590, 1908, 2120, 2361, 2385, 2544, 3148, 3180, 3816, 3935, 4240, 4722, 4770, 6296, 6360, 7083, 7632, 7870, 9444, 9540, 11805, 12592, 12720, 14166, 15740, 18888, 19080, 23610, 28332, 31480, 35415, 37776, 38160, 41711, 47220, 56664, 62960, 70830, 83422, 94440, 113328, 125133, 141660, 166844, 188880, 208555, 250266, 283320, 333688, 375399, 417110, 500532, 566640, 625665, 667376, 750798, 834220, 1001064, 1251330, 1501596, 1668440, 1876995, 2002128, 2502660, 3003192, 3336880, 3753990, 5005320, 6006384, 7507980, 10010640, 15015960, 30031920]

約数ペア:

[(1, 30031920), (2, 15015960), (3, 10010640), (4, 7507980), (5, 6006384), (6, 5005320), (8, 3753990), (9, 3336880), (10, 3003192), (12, 2502660), (15, 2002128), (16, 1876995), (18, 1668440), (20, 1501596), (24, 1251330), (30, 1001064), (36, 834220), (40, 750798), (45, 667376), (48, 625665), (53, 566640), (60, 500532), (72, 417110), (80, 375399), (90, 333688), (106, 283320), (120, 250266), (144, 208555), (159, 188880), (180, 166844), (212, 141660), (240, 125133), (265, 113328), (318, 94440), (360, 83422), (424, 70830), (477, 62960), (530, 56664), (636, 47220), (720, 41711), (787, 38160), (795, 37776), (848, 35415), (954, 31480), (1060, 28332), (1272, 23610), (1574, 19080), (1590, 18888), (1908, 15740), (2120, 14166), (2361, 12720), (2385, 12592), (2544, 11805), (3148, 9540), (3180, 9444), (3816, 7870), (3935, 7632), (4240, 7083), (4722, 6360), (4770, 6296)]