181428760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7211}}^1$

素因数の和:7276

約数の個数: 64

約数和(自身を含む): 443970720

約数和(自身を除く): 262541960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 2516, 3145, 5032, 6290, 7211, 12580, 14422, 25160, 28844, 36055, 57688, 72110, 122587, 144220, 245174, 266807, 288440, 490348, 533614, 612935, 980696, 1067228, 1225870, 1334035, 2134456, 2451740, 2668070, 4535719, 4903480, 5336140, 9071438, 10672280, 18142876, 22678595, 36285752, 45357190, 90714380, 181428760]

約数ペア:

[(1, 181428760), (2, 90714380), (4, 45357190), (5, 36285752), (8, 22678595), (10, 18142876), (17, 10672280), (20, 9071438), (34, 5336140), (37, 4903480), (40, 4535719), (68, 2668070), (74, 2451740), (85, 2134456), (136, 1334035), (148, 1225870), (170, 1067228), (185, 980696), (296, 612935), (340, 533614), (370, 490348), (629, 288440), (680, 266807), (740, 245174), (1258, 144220), (1480, 122587), (2516, 72110), (3145, 57688), (5032, 36055), (6290, 28844), (7211, 25160), (12580, 14422)]