72729540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31081}}^1$

素因数の和:31109

約数の個数: 72

約数和(自身を含む): 237590808

約数和(自身を除く): 164861268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 31081, 62162, 93243, 124324, 155405, 186486, 279729, 310810, 372972, 404053, 466215, 559458, 621620, 808106, 932430, 1118916, 1212159, 1398645, 1616212, 1864860, 2020265, 2424318, 2797290, 3636477, 4040530, 4848636, 5594580, 6060795, 7272954, 8081060, 12121590, 14545908, 18182385, 24243180, 36364770, 72729540]

約数ペア:

[(1, 72729540), (2, 36364770), (3, 24243180), (4, 18182385), (5, 14545908), (6, 12121590), (9, 8081060), (10, 7272954), (12, 6060795), (13, 5594580), (15, 4848636), (18, 4040530), (20, 3636477), (26, 2797290), (30, 2424318), (36, 2020265), (39, 1864860), (45, 1616212), (52, 1398645), (60, 1212159), (65, 1118916), (78, 932430), (90, 808106), (117, 621620), (130, 559458), (156, 466215), (180, 404053), (195, 372972), (234, 310810), (260, 279729), (390, 186486), (468, 155405), (585, 124324), (780, 93243), (1170, 62162), (2340, 31081)]