155566980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1$

素因数の和:1011

約数の個数: 120

約数和(自身を含む): 493055640

約数和(自身を除く): 337488660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 109, 135, 162, 180, 218, 270, 324, 327, 405, 436, 540, 545, 654, 810, 881, 981, 1090, 1308, 1620, 1635, 1762, 1962, 2180, 2643, 2943, 3270, 3524, 3924, 4405, 4905, 5286, 5886, 6540, 7929, 8810, 8829, 9810, 10572, 11772, 13215, 14715, 15858, 17620, 17658, 19620, 23787, 26430, 29430, 31716, 35316, 39645, 44145, 47574, 52860, 58860, 71361, 79290, 88290, 95148, 96029, 118935, 142722, 158580, 176580, 192058, 237870, 285444, 288087, 356805, 384116, 475740, 480145, 576174, 713610, 864261, 960290, 1152348, 1427220, 1440435, 1728522, 1920580, 2592783, 2880870, 3457044, 4321305, 5185566, 5761740, 7778349, 8642610, 10371132, 12963915, 15556698, 17285220, 25927830, 31113396, 38891745, 51855660, 77783490, 155566980]

約数ペア:

[(1, 155566980), (2, 77783490), (3, 51855660), (4, 38891745), (5, 31113396), (6, 25927830), (9, 17285220), (10, 15556698), (12, 12963915), (15, 10371132), (18, 8642610), (20, 7778349), (27, 5761740), (30, 5185566), (36, 4321305), (45, 3457044), (54, 2880870), (60, 2592783), (81, 1920580), (90, 1728522), (108, 1440435), (109, 1427220), (135, 1152348), (162, 960290), (180, 864261), (218, 713610), (270, 576174), (324, 480145), (327, 475740), (405, 384116), (436, 356805), (540, 288087), (545, 285444), (654, 237870), (810, 192058), (881, 176580), (981, 158580), (1090, 142722), (1308, 118935), (1620, 96029), (1635, 95148), (1762, 88290), (1962, 79290), (2180, 71361), (2643, 58860), (2943, 52860), (3270, 47574), (3524, 44145), (3924, 39645), (4405, 35316), (4905, 31716), (5286, 29430), (5886, 26430), (6540, 23787), (7929, 19620), (8810, 17658), (8829, 17620), (9810, 15858), (10572, 14715), (11772, 13215)]