28686510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{379}}^1$

素因数の和:450

約数の個数: 72

約数和(自身を含む): 77449320

約数和(自身を除く): 48762810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 379, 435, 522, 758, 841, 870, 1137, 1305, 1682, 1895, 2274, 2523, 2610, 3411, 3790, 4205, 5046, 5685, 6822, 7569, 8410, 10991, 11370, 12615, 15138, 17055, 21982, 25230, 32973, 34110, 37845, 54955, 65946, 75690, 98919, 109910, 164865, 197838, 318739, 329730, 494595, 637478, 956217, 989190, 1593695, 1912434, 2868651, 3187390, 4781085, 5737302, 9562170, 14343255, 28686510]

約数ペア:

[(1, 28686510), (2, 14343255), (3, 9562170), (5, 5737302), (6, 4781085), (9, 3187390), (10, 2868651), (15, 1912434), (18, 1593695), (29, 989190), (30, 956217), (45, 637478), (58, 494595), (87, 329730), (90, 318739), (145, 197838), (174, 164865), (261, 109910), (290, 98919), (379, 75690), (435, 65946), (522, 54955), (758, 37845), (841, 34110), (870, 32973), (1137, 25230), (1305, 21982), (1682, 17055), (1895, 15138), (2274, 12615), (2523, 11370), (2610, 10991), (3411, 8410), (3790, 7569), (4205, 6822), (5046, 5685)]