77447820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{7919}}^1$

素因数の和:8094

約数の個数: 48

約数和(自身を含む): 218211840

約数和(自身を除く): 140764020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 7919, 9780, 15838, 23757, 31676, 39595, 47514, 79190, 95028, 118785, 158380, 237570, 475140, 1290797, 2581594, 3872391, 5163188, 6453985, 7744782, 12907970, 15489564, 19361955, 25815940, 38723910, 77447820]

約数ペア:

[(1, 77447820), (2, 38723910), (3, 25815940), (4, 19361955), (5, 15489564), (6, 12907970), (10, 7744782), (12, 6453985), (15, 5163188), (20, 3872391), (30, 2581594), (60, 1290797), (163, 475140), (326, 237570), (489, 158380), (652, 118785), (815, 95028), (978, 79190), (1630, 47514), (1956, 39595), (2445, 31676), (3260, 23757), (4890, 15838), (7919, 9780)]