15900990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:426

約数の個数: 96

約数和(自身を含む): 46046880

約数和(自身を除く): 30145890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 49, 58, 70, 87, 98, 105, 145, 147, 174, 203, 210, 245, 290, 294, 373, 406, 435, 490, 609, 735, 746, 870, 1015, 1119, 1218, 1421, 1470, 1865, 2030, 2238, 2611, 2842, 3045, 3730, 4263, 5222, 5595, 6090, 7105, 7833, 8526, 10817, 11190, 13055, 14210, 15666, 18277, 21315, 21634, 26110, 32451, 36554, 39165, 42630, 54085, 54831, 64902, 75719, 78330, 91385, 108170, 109662, 151438, 162255, 182770, 227157, 274155, 324510, 378595, 454314, 530033, 548310, 757190, 1060066, 1135785, 1590099, 2271570, 2650165, 3180198, 5300330, 7950495, 15900990]

約数ペア:

[(1, 15900990), (2, 7950495), (3, 5300330), (5, 3180198), (6, 2650165), (7, 2271570), (10, 1590099), (14, 1135785), (15, 1060066), (21, 757190), (29, 548310), (30, 530033), (35, 454314), (42, 378595), (49, 324510), (58, 274155), (70, 227157), (87, 182770), (98, 162255), (105, 151438), (145, 109662), (147, 108170), (174, 91385), (203, 78330), (210, 75719), (245, 64902), (290, 54831), (294, 54085), (373, 42630), (406, 39165), (435, 36554), (490, 32451), (609, 26110), (735, 21634), (746, 21315), (870, 18277), (1015, 15666), (1119, 14210), (1218, 13055), (1421, 11190), (1470, 10817), (1865, 8526), (2030, 7833), (2238, 7105), (2611, 6090), (2842, 5595), (3045, 5222), (3730, 4263)]