620931798

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 1490227200

約数和(自身を除く): 869295402

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 41, 54, 62, 82, 83, 93, 109, 123, 166, 186, 218, 246, 249, 279, 327, 369, 498, 558, 654, 738, 747, 837, 981, 1107, 1271, 1494, 1674, 1962, 2214, 2241, 2542, 2573, 2943, 3379, 3403, 3813, 4469, 4482, 5146, 5886, 6758, 6806, 7626, 7719, 8938, 9047, 10137, 10209, 11439, 13407, 15438, 18094, 20274, 20418, 22878, 23157, 26814, 27141, 30411, 30627, 34317, 40221, 46314, 54282, 60822, 61254, 68634, 69471, 80442, 81423, 91233, 91881, 105493, 120663, 138539, 138942, 162846, 182466, 183762, 210986, 241326, 244269, 277078, 280457, 316479, 370927, 415617, 488538, 560914, 632958, 741854, 831234, 841371, 949437, 1112781, 1246851, 1682742, 1898874, 2225562, 2493702, 2524113, 2848311, 3338343, 3740553, 5048226, 5696622, 6676686, 7481106, 7572339, 10015029, 11498737, 15144678, 20030058, 22997474, 34496211, 68992422, 103488633, 206977266, 310465899, 620931798]

約数ペア:

[(1, 620931798), (2, 310465899), (3, 206977266), (6, 103488633), (9, 68992422), (18, 34496211), (27, 22997474), (31, 20030058), (41, 15144678), (54, 11498737), (62, 10015029), (82, 7572339), (83, 7481106), (93, 6676686), (109, 5696622), (123, 5048226), (166, 3740553), (186, 3338343), (218, 2848311), (246, 2524113), (249, 2493702), (279, 2225562), (327, 1898874), (369, 1682742), (498, 1246851), (558, 1112781), (654, 949437), (738, 841371), (747, 831234), (837, 741854), (981, 632958), (1107, 560914), (1271, 488538), (1494, 415617), (1674, 370927), (1962, 316479), (2214, 280457), (2241, 277078), (2542, 244269), (2573, 241326), (2943, 210986), (3379, 183762), (3403, 182466), (3813, 162846), (4469, 138942), (4482, 138539), (5146, 120663), (5886, 105493), (6758, 91881), (6806, 91233), (7626, 81423), (7719, 80442), (8938, 69471), (9047, 68634), (10137, 61254), (10209, 60822), (11439, 54282), (13407, 46314), (15438, 40221), (18094, 34317), (20274, 30627), (20418, 30411), (22878, 27141), (23157, 26814)]