7261720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 17690400

約数和(自身を除く): 10428680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 181, 236, 295, 340, 362, 472, 590, 680, 724, 905, 1003, 1180, 1448, 1810, 2006, 2360, 3077, 3620, 4012, 5015, 6154, 7240, 8024, 10030, 10679, 12308, 15385, 20060, 21358, 24616, 30770, 40120, 42716, 53395, 61540, 85432, 106790, 123080, 181543, 213580, 363086, 427160, 726172, 907715, 1452344, 1815430, 3630860, 7261720]

約数ペア:

[(1, 7261720), (2, 3630860), (4, 1815430), (5, 1452344), (8, 907715), (10, 726172), (17, 427160), (20, 363086), (34, 213580), (40, 181543), (59, 123080), (68, 106790), (85, 85432), (118, 61540), (136, 53395), (170, 42716), (181, 40120), (236, 30770), (295, 24616), (340, 21358), (362, 20060), (472, 15385), (590, 12308), (680, 10679), (724, 10030), (905, 8024), (1003, 7240), (1180, 6154), (1448, 5015), (1810, 4012), (2006, 3620), (2360, 3077)]