260530920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1$

素因数の和:520

約数の個数: 192

約数和(自身を含む): 919900800

約数和(自身を除く): 659369880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 179, 180, 195, 234, 260, 311, 312, 358, 360, 390, 468, 520, 537, 585, 622, 716, 780, 895, 933, 936, 1074, 1170, 1244, 1432, 1555, 1560, 1611, 1790, 1866, 2148, 2327, 2340, 2488, 2685, 2799, 3110, 3222, 3580, 3732, 4043, 4296, 4654, 4665, 4680, 5370, 5598, 6220, 6444, 6981, 7160, 7464, 8055, 8086, 9308, 9330, 10740, 11196, 11635, 12129, 12440, 12888, 13962, 13995, 16110, 16172, 18616, 18660, 20215, 20943, 21480, 22392, 23270, 24258, 27924, 27990, 32220, 32344, 34905, 36387, 37320, 40430, 41886, 46540, 48516, 55669, 55848, 55980, 60645, 64440, 69810, 72774, 80860, 83772, 93080, 97032, 104715, 111338, 111960, 121290, 139620, 145548, 161720, 167007, 167544, 181935, 209430, 222676, 242580, 278345, 279240, 291096, 334014, 363870, 418860, 445352, 485160, 501021, 556690, 668028, 723697, 727740, 835035, 837720, 1002042, 1113380, 1336056, 1447394, 1455480, 1670070, 2004084, 2171091, 2226760, 2505105, 2894788, 3340140, 3618485, 4008168, 4342182, 5010210, 5789576, 6513273, 6680280, 7236970, 8684364, 10020420, 10855455, 13026546, 14473940, 17368728, 20040840, 21710910, 26053092, 28947880, 32566365, 43421820, 52106184, 65132730, 86843640, 130265460, 260530920]

約数ペア:

[(1, 260530920), (2, 130265460), (3, 86843640), (4, 65132730), (5, 52106184), (6, 43421820), (8, 32566365), (9, 28947880), (10, 26053092), (12, 21710910), (13, 20040840), (15, 17368728), (18, 14473940), (20, 13026546), (24, 10855455), (26, 10020420), (30, 8684364), (36, 7236970), (39, 6680280), (40, 6513273), (45, 5789576), (52, 5010210), (60, 4342182), (65, 4008168), (72, 3618485), (78, 3340140), (90, 2894788), (104, 2505105), (117, 2226760), (120, 2171091), (130, 2004084), (156, 1670070), (179, 1455480), (180, 1447394), (195, 1336056), (234, 1113380), (260, 1002042), (311, 837720), (312, 835035), (358, 727740), (360, 723697), (390, 668028), (468, 556690), (520, 501021), (537, 485160), (585, 445352), (622, 418860), (716, 363870), (780, 334014), (895, 291096), (933, 279240), (936, 278345), (1074, 242580), (1170, 222676), (1244, 209430), (1432, 181935), (1555, 167544), (1560, 167007), (1611, 161720), (1790, 145548), (1866, 139620), (2148, 121290), (2327, 111960), (2340, 111338), (2488, 104715), (2685, 97032), (2799, 93080), (3110, 83772), (3222, 80860), (3580, 72774), (3732, 69810), (4043, 64440), (4296, 60645), (4654, 55980), (4665, 55848), (4680, 55669), (5370, 48516), (5598, 46540), (6220, 41886), (6444, 40430), (6981, 37320), (7160, 36387), (7464, 34905), (8055, 32344), (8086, 32220), (9308, 27990), (9330, 27924), (10740, 24258), (11196, 23270), (11635, 22392), (12129, 21480), (12440, 20943), (12888, 20215), (13962, 18660), (13995, 18616), (16110, 16172)]