122489960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3931}}^1$

素因数の和:4002

約数の個数: 64

約数和(自身を含む): 297259200

約数和(自身を除く): 174769240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 3931, 6232, 7790, 7862, 15580, 15724, 19655, 31160, 31448, 39310, 74689, 78620, 149378, 157240, 161171, 298756, 322342, 373445, 597512, 644684, 746890, 805855, 1289368, 1493780, 1611710, 2987560, 3062249, 3223420, 6124498, 6446840, 12248996, 15311245, 24497992, 30622490, 61244980, 122489960]

約数ペア:

[(1, 122489960), (2, 61244980), (4, 30622490), (5, 24497992), (8, 15311245), (10, 12248996), (19, 6446840), (20, 6124498), (38, 3223420), (40, 3062249), (41, 2987560), (76, 1611710), (82, 1493780), (95, 1289368), (152, 805855), (164, 746890), (190, 644684), (205, 597512), (328, 373445), (380, 322342), (410, 298756), (760, 161171), (779, 157240), (820, 149378), (1558, 78620), (1640, 74689), (3116, 39310), (3895, 31448), (3931, 31160), (6232, 19655), (7790, 15724), (7862, 15580)]