42571980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2389}}^1$

素因数の和:2421

約数の個数: 120

約数和(自身を含む): 145751760

約数和(自身を除く): 103179780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1782, 1980, 2389, 2970, 3564, 4455, 4778, 5940, 7167, 8910, 9556, 11945, 14334, 17820, 21501, 23890, 26279, 28668, 35835, 43002, 47780, 52558, 64503, 71670, 78837, 86004, 105116, 107505, 129006, 131395, 143340, 157674, 193509, 215010, 236511, 258012, 262790, 315348, 322515, 387018, 394185, 430020, 473022, 525580, 645030, 709533, 774036, 788370, 946044, 967545, 1182555, 1290060, 1419066, 1576740, 1935090, 2128599, 2365110, 2838132, 3547665, 3870180, 4257198, 4730220, 7095330, 8514396, 10642995, 14190660, 21285990, 42571980]

約数ペア:

[(1, 42571980), (2, 21285990), (3, 14190660), (4, 10642995), (5, 8514396), (6, 7095330), (9, 4730220), (10, 4257198), (11, 3870180), (12, 3547665), (15, 2838132), (18, 2365110), (20, 2128599), (22, 1935090), (27, 1576740), (30, 1419066), (33, 1290060), (36, 1182555), (44, 967545), (45, 946044), (54, 788370), (55, 774036), (60, 709533), (66, 645030), (81, 525580), (90, 473022), (99, 430020), (108, 394185), (110, 387018), (132, 322515), (135, 315348), (162, 262790), (165, 258012), (180, 236511), (198, 215010), (220, 193509), (270, 157674), (297, 143340), (324, 131395), (330, 129006), (396, 107505), (405, 105116), (495, 86004), (540, 78837), (594, 71670), (660, 64503), (810, 52558), (891, 47780), (990, 43002), (1188, 35835), (1485, 28668), (1620, 26279), (1782, 23890), (1980, 21501), (2389, 17820), (2970, 14334), (3564, 11945), (4455, 9556), (4778, 8910), (5940, 7167)]