78451232760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{217920091}}^1$

素因数の和:217920108

約数の個数: 48

約数和(自身を含む): 254966507640

約数和(自身を除く): 176515274880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 217920091, 435840182, 653760273, 871680364, 1089600455, 1307520546, 1743360728, 1961280819, 2179200910, 2615041092, 3268801365, 3922561638, 4358401820, 5230082184, 6537602730, 7845123276, 8716803640, 9806404095, 13075205460, 15690246552, 19612808190, 26150410920, 39225616380, 78451232760]

約数ペア:

[(1, 78451232760), (2, 39225616380), (3, 26150410920), (4, 19612808190), (5, 15690246552), (6, 13075205460), (8, 9806404095), (9, 8716803640), (10, 7845123276), (12, 6537602730), (15, 5230082184), (18, 4358401820), (20, 3922561638), (24, 3268801365), (30, 2615041092), (36, 2179200910), (40, 1961280819), (45, 1743360728), (60, 1307520546), (72, 1089600455), (90, 871680364), (120, 653760273), (180, 435840182), (360, 217920091)]