18651060

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:447

約数の個数: 120

約数和(自身を含む): 60679080

約数和(自身を除く): 42028020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 261, 270, 290, 324, 348, 397, 405, 435, 522, 540, 580, 783, 794, 810, 870, 1044, 1191, 1305, 1566, 1588, 1620, 1740, 1985, 2349, 2382, 2610, 3132, 3573, 3915, 3970, 4698, 4764, 5220, 5955, 7146, 7830, 7940, 9396, 10719, 11513, 11745, 11910, 14292, 15660, 17865, 21438, 23026, 23490, 23820, 32157, 34539, 35730, 42876, 46052, 46980, 53595, 57565, 64314, 69078, 71460, 103617, 107190, 115130, 128628, 138156, 160785, 172695, 207234, 214380, 230260, 310851, 321570, 345390, 414468, 518085, 621702, 643140, 690780, 932553, 1036170, 1243404, 1554255, 1865106, 2072340, 3108510, 3730212, 4662765, 6217020, 9325530, 18651060]

約数ペア:

[(1, 18651060), (2, 9325530), (3, 6217020), (4, 4662765), (5, 3730212), (6, 3108510), (9, 2072340), (10, 1865106), (12, 1554255), (15, 1243404), (18, 1036170), (20, 932553), (27, 690780), (29, 643140), (30, 621702), (36, 518085), (45, 414468), (54, 345390), (58, 321570), (60, 310851), (81, 230260), (87, 214380), (90, 207234), (108, 172695), (116, 160785), (135, 138156), (145, 128628), (162, 115130), (174, 107190), (180, 103617), (261, 71460), (270, 69078), (290, 64314), (324, 57565), (348, 53595), (397, 46980), (405, 46052), (435, 42876), (522, 35730), (540, 34539), (580, 32157), (783, 23820), (794, 23490), (810, 23026), (870, 21438), (1044, 17865), (1191, 15660), (1305, 14292), (1566, 11910), (1588, 11745), (1620, 11513), (1740, 10719), (1985, 9396), (2349, 7940), (2382, 7830), (2610, 7146), (3132, 5955), (3573, 5220), (3915, 4764), (3970, 4698)]