30791628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 96096000

約数和(自身を除く): 65304372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 59, 63, 76, 84, 109, 114, 118, 126, 133, 171, 177, 218, 228, 236, 252, 266, 327, 342, 354, 399, 413, 436, 531, 532, 654, 684, 708, 763, 798, 826, 981, 1062, 1121, 1197, 1239, 1308, 1526, 1596, 1652, 1962, 2071, 2124, 2242, 2289, 2394, 2478, 3052, 3363, 3717, 3924, 4142, 4484, 4578, 4788, 4956, 6213, 6431, 6726, 6867, 7434, 7847, 8284, 9156, 10089, 12426, 12862, 13452, 13734, 14497, 14868, 15694, 18639, 19293, 20178, 23541, 24852, 25724, 27468, 28994, 31388, 37278, 38586, 40356, 43491, 45017, 47082, 57879, 57988, 70623, 74556, 77172, 86982, 90034, 94164, 115758, 122189, 130473, 135051, 141246, 173964, 180068, 231516, 244378, 260946, 270102, 282492, 366567, 405153, 488756, 521892, 540204, 733134, 810306, 855323, 1099701, 1466268, 1620612, 1710646, 2199402, 2565969, 3421292, 4398804, 5131938, 7697907, 10263876, 15395814, 30791628]

約数ペア:

[(1, 30791628), (2, 15395814), (3, 10263876), (4, 7697907), (6, 5131938), (7, 4398804), (9, 3421292), (12, 2565969), (14, 2199402), (18, 1710646), (19, 1620612), (21, 1466268), (28, 1099701), (36, 855323), (38, 810306), (42, 733134), (57, 540204), (59, 521892), (63, 488756), (76, 405153), (84, 366567), (109, 282492), (114, 270102), (118, 260946), (126, 244378), (133, 231516), (171, 180068), (177, 173964), (218, 141246), (228, 135051), (236, 130473), (252, 122189), (266, 115758), (327, 94164), (342, 90034), (354, 86982), (399, 77172), (413, 74556), (436, 70623), (531, 57988), (532, 57879), (654, 47082), (684, 45017), (708, 43491), (763, 40356), (798, 38586), (826, 37278), (981, 31388), (1062, 28994), (1121, 27468), (1197, 25724), (1239, 24852), (1308, 23541), (1526, 20178), (1596, 19293), (1652, 18639), (1962, 15694), (2071, 14868), (2124, 14497), (2242, 13734), (2289, 13452), (2394, 12862), (2478, 12426), (3052, 10089), (3363, 9156), (3717, 8284), (3924, 7847), (4142, 7434), (4484, 6867), (4578, 6726), (4788, 6431), (4956, 6213)]