207767090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 408240000

約数和(自身を除く): 200472910

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 149, 179, 190, 205, 298, 358, 410, 745, 779, 895, 1490, 1558, 1790, 2831, 3401, 3895, 5662, 6109, 6802, 7339, 7790, 12218, 14155, 14678, 17005, 26671, 28310, 30545, 34010, 36695, 53342, 61090, 73390, 116071, 133355, 139441, 232142, 266710, 278882, 506749, 580355, 697205, 1013498, 1093511, 1160710, 1394410, 2187022, 2533745, 5067490, 5467555, 10935110, 20776709, 41553418, 103883545, 207767090]

約数ペア:

[(1, 207767090), (2, 103883545), (5, 41553418), (10, 20776709), (19, 10935110), (38, 5467555), (41, 5067490), (82, 2533745), (95, 2187022), (149, 1394410), (179, 1160710), (190, 1093511), (205, 1013498), (298, 697205), (358, 580355), (410, 506749), (745, 278882), (779, 266710), (895, 232142), (1490, 139441), (1558, 133355), (1790, 116071), (2831, 73390), (3401, 61090), (3895, 53342), (5662, 36695), (6109, 34010), (6802, 30545), (7339, 28310), (7790, 26671), (12218, 17005), (14155, 14678)]