172909538480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1966669}}^1$

素因数の和:1966846

約数の個数: 80

約数和(自身を含む): 462371983680

約数和(自身を除く): 289462445200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 2198, 2512, 3140, 4396, 5495, 6280, 8792, 10990, 12560, 17584, 21980, 43960, 87920, 1966669, 3933338, 7866676, 9833345, 13766683, 15733352, 19666690, 27533366, 31466704, 39333380, 55066732, 68833415, 78666760, 110133464, 137666830, 157333520, 220266928, 275333660, 308767033, 550667320, 617534066, 1101334640, 1235068132, 1543835165, 2161369231, 2470136264, 3087670330, 4322738462, 4940272528, 6175340660, 8645476924, 10806846155, 12350681320, 17290953848, 21613692310, 24701362640, 34581907696, 43227384620, 86454769240, 172909538480]

約数ペア:

[(1, 172909538480), (2, 86454769240), (4, 43227384620), (5, 34581907696), (7, 24701362640), (8, 21613692310), (10, 17290953848), (14, 12350681320), (16, 10806846155), (20, 8645476924), (28, 6175340660), (35, 4940272528), (40, 4322738462), (56, 3087670330), (70, 2470136264), (80, 2161369231), (112, 1543835165), (140, 1235068132), (157, 1101334640), (280, 617534066), (314, 550667320), (560, 308767033), (628, 275333660), (785, 220266928), (1099, 157333520), (1256, 137666830), (1570, 110133464), (2198, 78666760), (2512, 68833415), (3140, 55066732), (4396, 39333380), (5495, 31466704), (6280, 27533366), (8792, 19666690), (10990, 15733352), (12560, 13766683), (17584, 9833345), (21980, 7866676), (43960, 3933338), (87920, 1966669)]