619282620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1217}}^1$

素因数の和:1500

約数の個数: 144

約数和(自身を含む): 2058926688

約数和(自身を除く): 1439644068

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, 257, 330, 396, 495, 514, 660, 771, 990, 1028, 1217, 1285, 1542, 1980, 2313, 2434, 2570, 2827, 3084, 3651, 3855, 4626, 4868, 5140, 5654, 6085, 7302, 7710, 8481, 9252, 10953, 11308, 11565, 12170, 13387, 14135, 14604, 15420, 16962, 18255, 21906, 23130, 24340, 25443, 26774, 28270, 33924, 36510, 40161, 42405, 43812, 46260, 50886, 53548, 54765, 56540, 66935, 73020, 80322, 84810, 101772, 109530, 120483, 127215, 133870, 160644, 169620, 200805, 219060, 240966, 254430, 267740, 312769, 401610, 481932, 508860, 602415, 625538, 803220, 938307, 1204830, 1251076, 1563845, 1876614, 2409660, 2814921, 3127690, 3440459, 3753228, 4691535, 5629842, 6255380, 6880918, 9383070, 10321377, 11259684, 13761836, 14074605, 17202295, 18766140, 20642754, 28149210, 30964131, 34404590, 41285508, 51606885, 56298420, 61928262, 68809180, 103213770, 123856524, 154820655, 206427540, 309641310, 619282620]

約数ペア:

[(1, 619282620), (2, 309641310), (3, 206427540), (4, 154820655), (5, 123856524), (6, 103213770), (9, 68809180), (10, 61928262), (11, 56298420), (12, 51606885), (15, 41285508), (18, 34404590), (20, 30964131), (22, 28149210), (30, 20642754), (33, 18766140), (36, 17202295), (44, 14074605), (45, 13761836), (55, 11259684), (60, 10321377), (66, 9383070), (90, 6880918), (99, 6255380), (110, 5629842), (132, 4691535), (165, 3753228), (180, 3440459), (198, 3127690), (220, 2814921), (257, 2409660), (330, 1876614), (396, 1563845), (495, 1251076), (514, 1204830), (660, 938307), (771, 803220), (990, 625538), (1028, 602415), (1217, 508860), (1285, 481932), (1542, 401610), (1980, 312769), (2313, 267740), (2434, 254430), (2570, 240966), (2827, 219060), (3084, 200805), (3651, 169620), (3855, 160644), (4626, 133870), (4868, 127215), (5140, 120483), (5654, 109530), (6085, 101772), (7302, 84810), (7710, 80322), (8481, 73020), (9252, 66935), (10953, 56540), (11308, 54765), (11565, 53548), (12170, 50886), (13387, 46260), (14135, 43812), (14604, 42405), (15420, 40161), (16962, 36510), (18255, 33924), (21906, 28270), (23130, 26774), (24340, 25443)]