427778540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2203}}^1$

素因数の和:2311

約数の個数: 96

約数和(自身を含む): 1096005120

約数和(自身を除く): 668226580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 73, 76, 95, 133, 140, 146, 190, 266, 292, 365, 380, 511, 532, 665, 730, 1022, 1330, 1387, 1460, 2044, 2203, 2555, 2660, 2774, 4406, 5110, 5548, 6935, 8812, 9709, 10220, 11015, 13870, 15421, 19418, 22030, 27740, 30842, 38836, 41857, 44060, 48545, 61684, 77105, 83714, 97090, 154210, 160819, 167428, 194180, 209285, 292999, 308420, 321638, 418570, 585998, 643276, 804095, 837140, 1125733, 1171996, 1464995, 1608190, 2251466, 2929990, 3055561, 3216380, 4502932, 5628665, 5859980, 6111122, 11257330, 12222244, 15277805, 21388927, 22514660, 30555610, 42777854, 61111220, 85555708, 106944635, 213889270, 427778540]

約数ペア:

[(1, 427778540), (2, 213889270), (4, 106944635), (5, 85555708), (7, 61111220), (10, 42777854), (14, 30555610), (19, 22514660), (20, 21388927), (28, 15277805), (35, 12222244), (38, 11257330), (70, 6111122), (73, 5859980), (76, 5628665), (95, 4502932), (133, 3216380), (140, 3055561), (146, 2929990), (190, 2251466), (266, 1608190), (292, 1464995), (365, 1171996), (380, 1125733), (511, 837140), (532, 804095), (665, 643276), (730, 585998), (1022, 418570), (1330, 321638), (1387, 308420), (1460, 292999), (2044, 209285), (2203, 194180), (2555, 167428), (2660, 160819), (2774, 154210), (4406, 97090), (5110, 83714), (5548, 77105), (6935, 61684), (8812, 48545), (9709, 44060), (10220, 41857), (11015, 38836), (13870, 30842), (15421, 27740), (19418, 22030)]