31558380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2591}}^1$

素因数の和:2639

約数の個数: 96

約数和(自身を含む): 104509440

約数和(自身を除く): 72951060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1740, 2030, 2436, 2591, 3045, 4060, 5182, 6090, 7773, 10364, 12180, 12955, 15546, 18137, 25910, 31092, 36274, 38865, 51820, 54411, 72548, 75139, 77730, 90685, 108822, 150278, 155460, 181370, 217644, 225417, 272055, 300556, 362740, 375695, 450834, 525973, 544110, 751390, 901668, 1051946, 1088220, 1127085, 1502780, 1577919, 2103892, 2254170, 2629865, 3155838, 4508340, 5259730, 6311676, 7889595, 10519460, 15779190, 31558380]

約数ペア:

[(1, 31558380), (2, 15779190), (3, 10519460), (4, 7889595), (5, 6311676), (6, 5259730), (7, 4508340), (10, 3155838), (12, 2629865), (14, 2254170), (15, 2103892), (20, 1577919), (21, 1502780), (28, 1127085), (29, 1088220), (30, 1051946), (35, 901668), (42, 751390), (58, 544110), (60, 525973), (70, 450834), (84, 375695), (87, 362740), (105, 300556), (116, 272055), (140, 225417), (145, 217644), (174, 181370), (203, 155460), (210, 150278), (290, 108822), (348, 90685), (406, 77730), (420, 75139), (435, 72548), (580, 54411), (609, 51820), (812, 38865), (870, 36274), (1015, 31092), (1218, 25910), (1740, 18137), (2030, 15546), (2436, 12955), (2591, 12180), (3045, 10364), (4060, 7773), (5182, 6090)]