80042940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7537}}^1$

素因数の和:7611

約数の個数: 72

約数和(自身を含む): 246944880

約数和(自身を除く): 166901940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 7537, 10620, 15074, 22611, 30148, 37685, 45222, 67833, 75370, 90444, 113055, 135666, 150740, 226110, 271332, 339165, 444683, 452220, 678330, 889366, 1334049, 1356660, 1778732, 2223415, 2668098, 4002147, 4446830, 5336196, 6670245, 8004294, 8893660, 13340490, 16008588, 20010735, 26680980, 40021470, 80042940]

約数ペア:

[(1, 80042940), (2, 40021470), (3, 26680980), (4, 20010735), (5, 16008588), (6, 13340490), (9, 8893660), (10, 8004294), (12, 6670245), (15, 5336196), (18, 4446830), (20, 4002147), (30, 2668098), (36, 2223415), (45, 1778732), (59, 1356660), (60, 1334049), (90, 889366), (118, 678330), (177, 452220), (180, 444683), (236, 339165), (295, 271332), (354, 226110), (531, 150740), (590, 135666), (708, 113055), (885, 90444), (1062, 75370), (1180, 67833), (1770, 45222), (2124, 37685), (2655, 30148), (3540, 22611), (5310, 15074), (7537, 10620)]