1663996890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79579}}^1$

素因数の和:79647

約数の個数: 64

約数和(自身を含む): 4331698560

約数和(自身を除く): 2667701670

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 41, 51, 82, 85, 102, 123, 170, 205, 246, 255, 410, 510, 615, 697, 1230, 1394, 2091, 3485, 4182, 6970, 10455, 20910, 79579, 159158, 238737, 397895, 477474, 795790, 1193685, 1352843, 2387370, 2705686, 3262739, 4058529, 6525478, 6764215, 8117058, 9788217, 13528430, 16313695, 19576434, 20292645, 32627390, 40585290, 48941085, 55466563, 97882170, 110933126, 166399689, 277332815, 332799378, 554665630, 831998445, 1663996890]

約数ペア:

[(1, 1663996890), (2, 831998445), (3, 554665630), (5, 332799378), (6, 277332815), (10, 166399689), (15, 110933126), (17, 97882170), (30, 55466563), (34, 48941085), (41, 40585290), (51, 32627390), (82, 20292645), (85, 19576434), (102, 16313695), (123, 13528430), (170, 9788217), (205, 8117058), (246, 6764215), (255, 6525478), (410, 4058529), (510, 3262739), (615, 2705686), (697, 2387370), (1230, 1352843), (1394, 1193685), (2091, 795790), (3485, 477474), (4182, 397895), (6970, 238737), (10455, 159158), (20910, 79579)]