1280451458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:312

約数の個数: 128

約数和(自身を含む): 2560481280

約数和(自身を除く): 1280029822

約数列:

[1, 2, 11, 13, 17, 19, 22, 26, 34, 38, 83, 143, 166, 167, 187, 209, 221, 247, 286, 323, 334, 374, 418, 442, 494, 646, 913, 1079, 1411, 1577, 1826, 1837, 2158, 2171, 2431, 2717, 2822, 2839, 3154, 3173, 3553, 3674, 4199, 4342, 4862, 5434, 5678, 6346, 7106, 8398, 11869, 13861, 15521, 17347, 18343, 20501, 23738, 23881, 26809, 27722, 31042, 31229, 34694, 34903, 36686, 36907, 41002, 41249, 46189, 47762, 53618, 53941, 62458, 69806, 73814, 82498, 92378, 107882, 152471, 180193, 201773, 225511, 235637, 263359, 294899, 304942, 348517, 360386, 403546, 405977, 451022, 453739, 471274, 526718, 589798, 593351, 697034, 701233, 811954, 907478, 1186702, 1402466, 1982123, 2592007, 2896949, 3063281, 3423667, 3833687, 3964246, 4477103, 5184014, 5793898, 6126562, 6847334, 7667374, 7713563, 8954206, 15427126, 33696091, 37660337, 49248133, 58202339, 67392182, 75320674, 98496266, 116404678, 640225729, 1280451458]

約数ペア:

[(1, 1280451458), (2, 640225729), (11, 116404678), (13, 98496266), (17, 75320674), (19, 67392182), (22, 58202339), (26, 49248133), (34, 37660337), (38, 33696091), (83, 15427126), (143, 8954206), (166, 7713563), (167, 7667374), (187, 6847334), (209, 6126562), (221, 5793898), (247, 5184014), (286, 4477103), (323, 3964246), (334, 3833687), (374, 3423667), (418, 3063281), (442, 2896949), (494, 2592007), (646, 1982123), (913, 1402466), (1079, 1186702), (1411, 907478), (1577, 811954), (1826, 701233), (1837, 697034), (2158, 593351), (2171, 589798), (2431, 526718), (2717, 471274), (2822, 453739), (2839, 451022), (3154, 405977), (3173, 403546), (3553, 360386), (3674, 348517), (4199, 304942), (4342, 294899), (4862, 263359), (5434, 235637), (5678, 225511), (6346, 201773), (7106, 180193), (8398, 152471), (11869, 107882), (13861, 92378), (15521, 82498), (17347, 73814), (18343, 69806), (20501, 62458), (23738, 53941), (23881, 53618), (26809, 47762), (27722, 46189), (31042, 41249), (31229, 41002), (34694, 36907), (34903, 36686)]