163931320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7411}}^1$

素因数の和:7508

約数の個数: 64

約数和(自身を含む): 426931200

約数和(自身を除く): 262999880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 7411, 11060, 14822, 22120, 29644, 37055, 51877, 59288, 74110, 103754, 148220, 207508, 259385, 296440, 415016, 518770, 585469, 1037540, 1170938, 2075080, 2341876, 2927345, 4098283, 4683752, 5854690, 8196566, 11709380, 16393132, 20491415, 23418760, 32786264, 40982830, 81965660, 163931320]

約数ペア:

[(1, 163931320), (2, 81965660), (4, 40982830), (5, 32786264), (7, 23418760), (8, 20491415), (10, 16393132), (14, 11709380), (20, 8196566), (28, 5854690), (35, 4683752), (40, 4098283), (56, 2927345), (70, 2341876), (79, 2075080), (140, 1170938), (158, 1037540), (280, 585469), (316, 518770), (395, 415016), (553, 296440), (632, 259385), (790, 207508), (1106, 148220), (1580, 103754), (2212, 74110), (2765, 59288), (3160, 51877), (4424, 37055), (5530, 29644), (7411, 22120), (11060, 14822)]