268662015

素因数分解:

$3^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 491212800

約数和(自身を除く): 222550785

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 237, 243, 311, 395, 405, 711, 729, 933, 1185, 1215, 1555, 2133, 2187, 2799, 3555, 3645, 4665, 6399, 8397, 10665, 10935, 13995, 19197, 24569, 25191, 31995, 41985, 57591, 73707, 75573, 95985, 122845, 125955, 172773, 221121, 226719, 287955, 368535, 377865, 663363, 680157, 863865, 1105605, 1133595, 1990089, 3316815, 3400785, 5970267, 9950445, 17910801, 29851335, 53732403, 89554005, 268662015]

約数ペア:

[(1, 268662015), (3, 89554005), (5, 53732403), (9, 29851335), (15, 17910801), (27, 9950445), (45, 5970267), (79, 3400785), (81, 3316815), (135, 1990089), (237, 1133595), (243, 1105605), (311, 863865), (395, 680157), (405, 663363), (711, 377865), (729, 368535), (933, 287955), (1185, 226719), (1215, 221121), (1555, 172773), (2133, 125955), (2187, 122845), (2799, 95985), (3555, 75573), (3645, 73707), (4665, 57591), (6399, 41985), (8397, 31995), (10665, 25191), (10935, 24569), (13995, 19197)]