30060840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{631}}^1$

素因数の和:1042

約数の個数: 64

約数和(自身を含む): 90552960

約数和(自身を除く): 60492120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 631, 794, 1191, 1262, 1588, 1893, 1985, 2382, 2524, 3155, 3176, 3786, 3970, 4764, 5048, 5955, 6310, 7572, 7940, 9465, 9528, 11910, 12620, 15144, 15880, 18930, 23820, 25240, 37860, 47640, 75720, 250507, 501014, 751521, 1002028, 1252535, 1503042, 2004056, 2505070, 3006084, 3757605, 5010140, 6012168, 7515210, 10020280, 15030420, 30060840]

約数ペア:

[(1, 30060840), (2, 15030420), (3, 10020280), (4, 7515210), (5, 6012168), (6, 5010140), (8, 3757605), (10, 3006084), (12, 2505070), (15, 2004056), (20, 1503042), (24, 1252535), (30, 1002028), (40, 751521), (60, 501014), (120, 250507), (397, 75720), (631, 47640), (794, 37860), (1191, 25240), (1262, 23820), (1588, 18930), (1893, 15880), (1985, 15144), (2382, 12620), (2524, 11910), (3155, 9528), (3176, 9465), (3786, 7940), (3970, 7572), (4764, 6310), (5048, 5955)]