161488920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43411}}^1$

素因数の和:43456

約数の個数: 64

約数和(自身を含む): 500106240

約数和(自身を除く): 338617320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 43411, 86822, 130233, 173644, 217055, 260466, 347288, 434110, 520932, 651165, 868220, 1041864, 1302330, 1345741, 1736440, 2604660, 2691482, 4037223, 5209320, 5382964, 6728705, 8074446, 10765928, 13457410, 16148892, 20186115, 26914820, 32297784, 40372230, 53829640, 80744460, 161488920]

約数ペア:

[(1, 161488920), (2, 80744460), (3, 53829640), (4, 40372230), (5, 32297784), (6, 26914820), (8, 20186115), (10, 16148892), (12, 13457410), (15, 10765928), (20, 8074446), (24, 6728705), (30, 5382964), (31, 5209320), (40, 4037223), (60, 2691482), (62, 2604660), (93, 1736440), (120, 1345741), (124, 1302330), (155, 1041864), (186, 868220), (248, 651165), (310, 520932), (372, 434110), (465, 347288), (620, 260466), (744, 217055), (930, 173644), (1240, 130233), (1860, 86822), (3720, 43411)]