61485960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1669}}^1$

素因数の和:1990

約数の個数: 64

約数和(自身を含む): 185169600

約数和(自身を除く): 123683640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 307, 614, 921, 1228, 1535, 1669, 1842, 2456, 3070, 3338, 3684, 4605, 5007, 6140, 6676, 7368, 8345, 9210, 10014, 12280, 13352, 16690, 18420, 20028, 25035, 33380, 36840, 40056, 50070, 66760, 100140, 200280, 512383, 1024766, 1537149, 2049532, 2561915, 3074298, 4099064, 5123830, 6148596, 7685745, 10247660, 12297192, 15371490, 20495320, 30742980, 61485960]

約数ペア:

[(1, 61485960), (2, 30742980), (3, 20495320), (4, 15371490), (5, 12297192), (6, 10247660), (8, 7685745), (10, 6148596), (12, 5123830), (15, 4099064), (20, 3074298), (24, 2561915), (30, 2049532), (40, 1537149), (60, 1024766), (120, 512383), (307, 200280), (614, 100140), (921, 66760), (1228, 50070), (1535, 40056), (1669, 36840), (1842, 33380), (2456, 25035), (3070, 20028), (3338, 18420), (3684, 16690), (4605, 13352), (5007, 12280), (6140, 10014), (6676, 9210), (7368, 8345)]