3727980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 11466000

約数和(自身を除く): 7738020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 149, 180, 278, 298, 417, 447, 556, 596, 695, 745, 834, 894, 1251, 1341, 1390, 1490, 1668, 1788, 2085, 2235, 2502, 2682, 2780, 2980, 4170, 4470, 5004, 5364, 6255, 6705, 8340, 8940, 12510, 13410, 20711, 25020, 26820, 41422, 62133, 82844, 103555, 124266, 186399, 207110, 248532, 310665, 372798, 414220, 621330, 745596, 931995, 1242660, 1863990, 3727980]

約数ペア:

[(1, 3727980), (2, 1863990), (3, 1242660), (4, 931995), (5, 745596), (6, 621330), (9, 414220), (10, 372798), (12, 310665), (15, 248532), (18, 207110), (20, 186399), (30, 124266), (36, 103555), (45, 82844), (60, 62133), (90, 41422), (139, 26820), (149, 25020), (180, 20711), (278, 13410), (298, 12510), (417, 8940), (447, 8340), (556, 6705), (596, 6255), (695, 5364), (745, 5004), (834, 4470), (894, 4170), (1251, 2980), (1341, 2780), (1390, 2682), (1490, 2502), (1668, 2235), (1788, 2085)]