207660420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{104879}}^1$

素因数の和:104905

約数の個数: 72

約数和(自身を含む): 687173760

約数和(自身を除く): 479513340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 104879, 209758, 314637, 419516, 524395, 629274, 943911, 1048790, 1153669, 1258548, 1573185, 1887822, 2097580, 2307338, 3146370, 3461007, 3775644, 4614676, 4719555, 5768345, 6292740, 6922014, 9439110, 10383021, 11536690, 13844028, 17305035, 18878220, 20766042, 23073380, 34610070, 41532084, 51915105, 69220140, 103830210, 207660420]

約数ペア:

[(1, 207660420), (2, 103830210), (3, 69220140), (4, 51915105), (5, 41532084), (6, 34610070), (9, 23073380), (10, 20766042), (11, 18878220), (12, 17305035), (15, 13844028), (18, 11536690), (20, 10383021), (22, 9439110), (30, 6922014), (33, 6292740), (36, 5768345), (44, 4719555), (45, 4614676), (55, 3775644), (60, 3461007), (66, 3146370), (90, 2307338), (99, 2097580), (110, 1887822), (132, 1573185), (165, 1258548), (180, 1153669), (198, 1048790), (220, 943911), (330, 629274), (396, 524395), (495, 419516), (660, 314637), (990, 209758), (1980, 104879)]