219420760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1811}}^1$

素因数の和:2068

約数の個数: 64

約数和(自身を含む): 534250080

約数和(自身を除く): 314829320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 233, 260, 466, 520, 932, 1165, 1811, 1864, 2330, 3029, 3622, 4660, 6058, 7244, 9055, 9320, 12116, 14488, 15145, 18110, 23543, 24232, 30290, 36220, 47086, 60580, 72440, 94172, 117715, 121160, 188344, 235430, 421963, 470860, 843926, 941720, 1687852, 2109815, 3375704, 4219630, 5485519, 8439260, 10971038, 16878520, 21942076, 27427595, 43884152, 54855190, 109710380, 219420760]

約数ペア:

[(1, 219420760), (2, 109710380), (4, 54855190), (5, 43884152), (8, 27427595), (10, 21942076), (13, 16878520), (20, 10971038), (26, 8439260), (40, 5485519), (52, 4219630), (65, 3375704), (104, 2109815), (130, 1687852), (233, 941720), (260, 843926), (466, 470860), (520, 421963), (932, 235430), (1165, 188344), (1811, 121160), (1864, 117715), (2330, 94172), (3029, 72440), (3622, 60580), (4660, 47086), (6058, 36220), (7244, 30290), (9055, 24232), (9320, 23543), (12116, 18110), (14488, 15145)]