259673640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127291}}^1$

素因数の和:127322

約数の個数: 64

約数和(自身を含む): 824852160

約数和(自身を除く): 565178520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 127291, 254582, 381873, 509164, 636455, 763746, 1018328, 1272910, 1527492, 1909365, 2163947, 2545820, 3054984, 3818730, 4327894, 5091640, 6491841, 7637460, 8655788, 10819735, 12983682, 15274920, 17311576, 21639470, 25967364, 32459205, 43278940, 51934728, 64918410, 86557880, 129836820, 259673640]

約数ペア:

[(1, 259673640), (2, 129836820), (3, 86557880), (4, 64918410), (5, 51934728), (6, 43278940), (8, 32459205), (10, 25967364), (12, 21639470), (15, 17311576), (17, 15274920), (20, 12983682), (24, 10819735), (30, 8655788), (34, 7637460), (40, 6491841), (51, 5091640), (60, 4327894), (68, 3818730), (85, 3054984), (102, 2545820), (120, 2163947), (136, 1909365), (170, 1527492), (204, 1272910), (255, 1018328), (340, 763746), (408, 636455), (510, 509164), (680, 381873), (1020, 254582), (2040, 127291)]