172528380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{281}}^1\times {\mathrm{379}}^1$

素因数の和:681

約数の個数: 120

約数和(自身を含む): 544587120

約数和(自身を除く): 372058740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 281, 324, 379, 405, 540, 562, 758, 810, 843, 1124, 1137, 1405, 1516, 1620, 1686, 1895, 2274, 2529, 2810, 3372, 3411, 3790, 4215, 4548, 5058, 5620, 5685, 6822, 7580, 7587, 8430, 10116, 10233, 11370, 12645, 13644, 15174, 16860, 17055, 20466, 22740, 22761, 25290, 30348, 30699, 34110, 37935, 40932, 45522, 50580, 51165, 61398, 68220, 75870, 91044, 102330, 106499, 113805, 122796, 151740, 153495, 204660, 212998, 227610, 306990, 319497, 425996, 455220, 532495, 613980, 638994, 958491, 1064990, 1277988, 1597485, 1916982, 2129980, 2875473, 3194970, 3833964, 4792455, 5750946, 6389940, 8626419, 9584910, 11501892, 14377365, 17252838, 19169820, 28754730, 34505676, 43132095, 57509460, 86264190, 172528380]

約数ペア:

[(1, 172528380), (2, 86264190), (3, 57509460), (4, 43132095), (5, 34505676), (6, 28754730), (9, 19169820), (10, 17252838), (12, 14377365), (15, 11501892), (18, 9584910), (20, 8626419), (27, 6389940), (30, 5750946), (36, 4792455), (45, 3833964), (54, 3194970), (60, 2875473), (81, 2129980), (90, 1916982), (108, 1597485), (135, 1277988), (162, 1064990), (180, 958491), (270, 638994), (281, 613980), (324, 532495), (379, 455220), (405, 425996), (540, 319497), (562, 306990), (758, 227610), (810, 212998), (843, 204660), (1124, 153495), (1137, 151740), (1405, 122796), (1516, 113805), (1620, 106499), (1686, 102330), (1895, 91044), (2274, 75870), (2529, 68220), (2810, 61398), (3372, 51165), (3411, 50580), (3790, 45522), (4215, 40932), (4548, 37935), (5058, 34110), (5620, 30699), (5685, 30348), (6822, 25290), (7580, 22761), (7587, 22740), (8430, 20466), (10116, 17055), (10233, 16860), (11370, 15174), (12645, 13644)]