18277110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 49190400

約数和(自身を除く): 30913290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 139, 270, 278, 417, 487, 695, 834, 974, 1251, 1390, 1461, 2085, 2435, 2502, 2922, 3753, 4170, 4383, 4870, 6255, 7305, 7506, 8766, 12510, 13149, 14610, 18765, 21915, 26298, 37530, 43830, 65745, 67693, 131490, 135386, 203079, 338465, 406158, 609237, 676930, 1015395, 1218474, 1827711, 2030790, 3046185, 3655422, 6092370, 9138555, 18277110]

約数ペア:

[(1, 18277110), (2, 9138555), (3, 6092370), (5, 3655422), (6, 3046185), (9, 2030790), (10, 1827711), (15, 1218474), (18, 1015395), (27, 676930), (30, 609237), (45, 406158), (54, 338465), (90, 203079), (135, 135386), (139, 131490), (270, 67693), (278, 65745), (417, 43830), (487, 37530), (695, 26298), (834, 21915), (974, 18765), (1251, 14610), (1390, 13149), (1461, 12510), (2085, 8766), (2435, 7506), (2502, 7305), (2922, 6255), (3753, 4870), (4170, 4383)]