218090940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{40841}}^1$

素因数の和:40942

約数の個数: 48

約数和(自身を含む): 617531040

約数和(自身を除く): 399440100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 40841, 81682, 122523, 163364, 204205, 245046, 408410, 490092, 612615, 816820, 1225230, 2450460, 3634849, 7269698, 10904547, 14539396, 18174245, 21809094, 36348490, 43618188, 54522735, 72696980, 109045470, 218090940]

約数ペア:

[(1, 218090940), (2, 109045470), (3, 72696980), (4, 54522735), (5, 43618188), (6, 36348490), (10, 21809094), (12, 18174245), (15, 14539396), (20, 10904547), (30, 7269698), (60, 3634849), (89, 2450460), (178, 1225230), (267, 816820), (356, 612615), (445, 490092), (534, 408410), (890, 245046), (1068, 204205), (1335, 163364), (1780, 122523), (2670, 81682), (5340, 40841)]