256825452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2383

約数の個数: 96

約数和(自身を含む): 695439360

約数和(自身を除く): 438613908

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 31, 39, 46, 52, 62, 69, 78, 92, 93, 124, 138, 156, 186, 276, 299, 372, 403, 598, 713, 806, 897, 1196, 1209, 1426, 1612, 1794, 2139, 2309, 2418, 2852, 3588, 4278, 4618, 4836, 6927, 8556, 9236, 9269, 13854, 18538, 27708, 27807, 30017, 37076, 53107, 55614, 60034, 71579, 90051, 106214, 111228, 120068, 143158, 159321, 180102, 212428, 214737, 286316, 318642, 360204, 429474, 637284, 690391, 858948, 930527, 1380782, 1646317, 1861054, 2071173, 2761564, 2791581, 3292634, 3722108, 4142346, 4938951, 5583162, 6585268, 8284692, 9877902, 11166324, 19755804, 21402121, 42804242, 64206363, 85608484, 128412726, 256825452]

約数ペア:

[(1, 256825452), (2, 128412726), (3, 85608484), (4, 64206363), (6, 42804242), (12, 21402121), (13, 19755804), (23, 11166324), (26, 9877902), (31, 8284692), (39, 6585268), (46, 5583162), (52, 4938951), (62, 4142346), (69, 3722108), (78, 3292634), (92, 2791581), (93, 2761564), (124, 2071173), (138, 1861054), (156, 1646317), (186, 1380782), (276, 930527), (299, 858948), (372, 690391), (403, 637284), (598, 429474), (713, 360204), (806, 318642), (897, 286316), (1196, 214737), (1209, 212428), (1426, 180102), (1612, 159321), (1794, 143158), (2139, 120068), (2309, 111228), (2418, 106214), (2852, 90051), (3588, 71579), (4278, 60034), (4618, 55614), (4836, 53107), (6927, 37076), (8556, 30017), (9236, 27807), (9269, 27708), (13854, 18538)]