30339080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 72230400

約数和(自身を除く): 41891320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 569, 620, 860, 1138, 1240, 1333, 1720, 2276, 2666, 2845, 4552, 5332, 5690, 6665, 10664, 11380, 13330, 17639, 22760, 24467, 26660, 35278, 48934, 53320, 70556, 88195, 97868, 122335, 141112, 176390, 195736, 244670, 352780, 489340, 705560, 758477, 978680, 1516954, 3033908, 3792385, 6067816, 7584770, 15169540, 30339080]

約数ペア:

[(1, 30339080), (2, 15169540), (4, 7584770), (5, 6067816), (8, 3792385), (10, 3033908), (20, 1516954), (31, 978680), (40, 758477), (43, 705560), (62, 489340), (86, 352780), (124, 244670), (155, 195736), (172, 176390), (215, 141112), (248, 122335), (310, 97868), (344, 88195), (430, 70556), (569, 53320), (620, 48934), (860, 35278), (1138, 26660), (1240, 24467), (1333, 22760), (1720, 17639), (2276, 13330), (2666, 11380), (2845, 10664), (4552, 6665), (5332, 5690)]