30772720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^2$

素因数の和:80

約数の個数: 120

約数和(自身を含む): 83597328

約数和(自身を除く): 52824608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 170, 176, 187, 220, 242, 272, 289, 340, 374, 440, 484, 578, 605, 680, 748, 880, 935, 968, 1156, 1210, 1331, 1360, 1445, 1496, 1870, 1936, 2057, 2312, 2420, 2662, 2890, 2992, 3179, 3740, 4114, 4624, 4840, 5324, 5780, 6358, 6655, 7480, 8228, 9680, 10285, 10648, 11560, 12716, 13310, 14960, 15895, 16456, 20570, 21296, 22627, 23120, 25432, 26620, 31790, 32912, 34969, 41140, 45254, 50864, 53240, 63580, 69938, 82280, 90508, 106480, 113135, 127160, 139876, 164560, 174845, 181016, 226270, 254320, 279752, 349690, 362032, 384659, 452540, 559504, 699380, 769318, 905080, 1398760, 1538636, 1810160, 1923295, 2797520, 3077272, 3846590, 6154544, 7693180, 15386360, 30772720]

約数ペア:

[(1, 30772720), (2, 15386360), (4, 7693180), (5, 6154544), (8, 3846590), (10, 3077272), (11, 2797520), (16, 1923295), (17, 1810160), (20, 1538636), (22, 1398760), (34, 905080), (40, 769318), (44, 699380), (55, 559504), (68, 452540), (80, 384659), (85, 362032), (88, 349690), (110, 279752), (121, 254320), (136, 226270), (170, 181016), (176, 174845), (187, 164560), (220, 139876), (242, 127160), (272, 113135), (289, 106480), (340, 90508), (374, 82280), (440, 69938), (484, 63580), (578, 53240), (605, 50864), (680, 45254), (748, 41140), (880, 34969), (935, 32912), (968, 31790), (1156, 26620), (1210, 25432), (1331, 23120), (1360, 22627), (1445, 21296), (1496, 20570), (1870, 16456), (1936, 15895), (2057, 14960), (2312, 13310), (2420, 12716), (2662, 11560), (2890, 10648), (2992, 10285), (3179, 9680), (3740, 8228), (4114, 7480), (4624, 6655), (4840, 6358), (5324, 5780)]