997129620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191021}}^1$

素因数の和:191065

約数の個数: 72

約数和(自身を含む): 3128940360

約数和(自身を除く): 2131810740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 191021, 382042, 573063, 764084, 955105, 1146126, 1719189, 1910210, 2292252, 2865315, 3438378, 3820420, 5539609, 5730630, 6876756, 8595945, 11079218, 11461260, 16618827, 17191890, 22158436, 27698045, 33237654, 34383780, 49856481, 55396090, 66475308, 83094135, 99712962, 110792180, 166188270, 199425924, 249282405, 332376540, 498564810, 997129620]

約数ペア:

[(1, 997129620), (2, 498564810), (3, 332376540), (4, 249282405), (5, 199425924), (6, 166188270), (9, 110792180), (10, 99712962), (12, 83094135), (15, 66475308), (18, 55396090), (20, 49856481), (29, 34383780), (30, 33237654), (36, 27698045), (45, 22158436), (58, 17191890), (60, 16618827), (87, 11461260), (90, 11079218), (116, 8595945), (145, 6876756), (174, 5730630), (180, 5539609), (261, 3820420), (290, 3438378), (348, 2865315), (435, 2292252), (522, 1910210), (580, 1719189), (870, 1146126), (1044, 955105), (1305, 764084), (1740, 573063), (2610, 382042), (5220, 191021)]