90045780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 282428160

約数和(自身を除く): 192382380

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 79, 110, 121, 132, 157, 158, 165, 220, 237, 242, 314, 316, 330, 363, 395, 471, 474, 484, 605, 628, 660, 726, 785, 790, 869, 942, 948, 1185, 1210, 1452, 1570, 1580, 1727, 1738, 1815, 1884, 2355, 2370, 2420, 2607, 3140, 3454, 3476, 3630, 4345, 4710, 4740, 5181, 5214, 6908, 7260, 8635, 8690, 9420, 9559, 10362, 10428, 12403, 13035, 17270, 17380, 18997, 19118, 20724, 24806, 25905, 26070, 28677, 34540, 37209, 37994, 38236, 47795, 49612, 51810, 52140, 56991, 57354, 62015, 74418, 75988, 94985, 95590, 103620, 113982, 114708, 124030, 136433, 143385, 148836, 186045, 189970, 191180, 227964, 248060, 272866, 284955, 286770, 372090, 379940, 409299, 545732, 569910, 573540, 682165, 744180, 818598, 1139820, 1364330, 1500763, 1637196, 2046495, 2728660, 3001526, 4092990, 4502289, 6003052, 7503815, 8185980, 9004578, 15007630, 18009156, 22511445, 30015260, 45022890, 90045780]

約数ペア:

[(1, 90045780), (2, 45022890), (3, 30015260), (4, 22511445), (5, 18009156), (6, 15007630), (10, 9004578), (11, 8185980), (12, 7503815), (15, 6003052), (20, 4502289), (22, 4092990), (30, 3001526), (33, 2728660), (44, 2046495), (55, 1637196), (60, 1500763), (66, 1364330), (79, 1139820), (110, 818598), (121, 744180), (132, 682165), (157, 573540), (158, 569910), (165, 545732), (220, 409299), (237, 379940), (242, 372090), (314, 286770), (316, 284955), (330, 272866), (363, 248060), (395, 227964), (471, 191180), (474, 189970), (484, 186045), (605, 148836), (628, 143385), (660, 136433), (726, 124030), (785, 114708), (790, 113982), (869, 103620), (942, 95590), (948, 94985), (1185, 75988), (1210, 74418), (1452, 62015), (1570, 57354), (1580, 56991), (1727, 52140), (1738, 51810), (1815, 49612), (1884, 47795), (2355, 38236), (2370, 37994), (2420, 37209), (2607, 34540), (3140, 28677), (3454, 26070), (3476, 25905), (3630, 24806), (4345, 20724), (4710, 19118), (4740, 18997), (5181, 17380), (5214, 17270), (6908, 13035), (7260, 12403), (8635, 10428), (8690, 10362), (9420, 9559)]