15398940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 47222784

約数和(自身を除く): 31823844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 487, 510, 527, 620, 930, 974, 1020, 1054, 1461, 1581, 1860, 1948, 2108, 2435, 2635, 2922, 3162, 4870, 5270, 5844, 6324, 7305, 7905, 8279, 9740, 10540, 14610, 15097, 15810, 16558, 24837, 29220, 30194, 31620, 33116, 41395, 45291, 49674, 60388, 75485, 82790, 90582, 99348, 124185, 150970, 165580, 181164, 226455, 248370, 256649, 301940, 452910, 496740, 513298, 769947, 905820, 1026596, 1283245, 1539894, 2566490, 3079788, 3849735, 5132980, 7699470, 15398940]

約数ペア:

[(1, 15398940), (2, 7699470), (3, 5132980), (4, 3849735), (5, 3079788), (6, 2566490), (10, 1539894), (12, 1283245), (15, 1026596), (17, 905820), (20, 769947), (30, 513298), (31, 496740), (34, 452910), (51, 301940), (60, 256649), (62, 248370), (68, 226455), (85, 181164), (93, 165580), (102, 150970), (124, 124185), (155, 99348), (170, 90582), (186, 82790), (204, 75485), (255, 60388), (310, 49674), (340, 45291), (372, 41395), (465, 33116), (487, 31620), (510, 30194), (527, 29220), (620, 24837), (930, 16558), (974, 15810), (1020, 15097), (1054, 14610), (1461, 10540), (1581, 9740), (1860, 8279), (1948, 7905), (2108, 7305), (2435, 6324), (2635, 5844), (2922, 5270), (3162, 4870)]