30742980

素因数分解:

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

素因数の和:1988

約数の個数: 48

約数和(自身を含む): 86412480

約数和(自身を除く): 55669500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1669, 1842, 3070, 3338, 3684, 4605, 5007, 6140, 6676, 8345, 9210, 10014, 16690, 18420, 20028, 25035, 33380, 50070, 100140, 512383, 1024766, 1537149, 2049532, 2561915, 3074298, 5123830, 6148596, 7685745, 10247660, 15371490, 30742980]

約数ペア:

[(1, 30742980), (2, 15371490), (3, 10247660), (4, 7685745), (5, 6148596), (6, 5123830), (10, 3074298), (12, 2561915), (15, 2049532), (20, 1537149), (30, 1024766), (60, 512383), (307, 100140), (614, 50070), (921, 33380), (1228, 25035), (1535, 20028), (1669, 18420), (1842, 16690), (3070, 10014), (3338, 9210), (3684, 8345), (4605, 6676), (5007, 6140)]