2179778640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{727}}^1$

素因数の和:818

約数の個数: 240

約数和(自身を含む): 7529768064

約数和(自身を除く): 5349989424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 727, 744, 780, 806, 930, 961, 1040, 1209, 1240, 1454, 1488, 1560, 1612, 1860, 1922, 2015, 2181, 2418, 2480, 2883, 2908, 3120, 3224, 3635, 3720, 3844, 4030, 4362, 4805, 4836, 5766, 5816, 6045, 6448, 7270, 7440, 7688, 8060, 8724, 9451, 9610, 9672, 10905, 11532, 11632, 12090, 12493, 14415, 14540, 15376, 16120, 17448, 18902, 19220, 19344, 21810, 22537, 23064, 24180, 24986, 28353, 28830, 29080, 32240, 34896, 37479, 37804, 38440, 43620, 45074, 46128, 47255, 48360, 49972, 56706, 57660, 58160, 62465, 67611, 74958, 75608, 76880, 87240, 90148, 94510, 96720, 99944, 112685, 113412, 115320, 124930, 135222, 141765, 149916, 151216, 174480, 180296, 187395, 189020, 199888, 225370, 226824, 230640, 249860, 270444, 283530, 292981, 299832, 338055, 360592, 374790, 378040, 450740, 453648, 499720, 540888, 567060, 585962, 599664, 676110, 698647, 749580, 756080, 878943, 901480, 999440, 1081776, 1134120, 1171924, 1352220, 1397294, 1464905, 1499160, 1757886, 1802960, 2095941, 2268240, 2343848, 2704440, 2794588, 2929810, 2998320, 3493235, 3515772, 4191882, 4394715, 4687696, 5408880, 5589176, 5859620, 6986470, 7031544, 8383764, 8789430, 9082411, 10479705, 11178352, 11719240, 13972940, 14063088, 16767528, 17578860, 18164822, 20959410, 23438480, 27247233, 27945880, 33535056, 35157720, 36329644, 41918820, 45412055, 54494466, 55891760, 70315440, 72659288, 83837640, 90824110, 108988932, 136236165, 145318576, 167675280, 181648220, 217977864, 272472330, 363296440, 435955728, 544944660, 726592880, 1089889320, 2179778640]

約数ペア:

[(1, 2179778640), (2, 1089889320), (3, 726592880), (4, 544944660), (5, 435955728), (6, 363296440), (8, 272472330), (10, 217977864), (12, 181648220), (13, 167675280), (15, 145318576), (16, 136236165), (20, 108988932), (24, 90824110), (26, 83837640), (30, 72659288), (31, 70315440), (39, 55891760), (40, 54494466), (48, 45412055), (52, 41918820), (60, 36329644), (62, 35157720), (65, 33535056), (78, 27945880), (80, 27247233), (93, 23438480), (104, 20959410), (120, 18164822), (124, 17578860), (130, 16767528), (155, 14063088), (156, 13972940), (186, 11719240), (195, 11178352), (208, 10479705), (240, 9082411), (248, 8789430), (260, 8383764), (310, 7031544), (312, 6986470), (372, 5859620), (390, 5589176), (403, 5408880), (465, 4687696), (496, 4394715), (520, 4191882), (620, 3515772), (624, 3493235), (727, 2998320), (744, 2929810), (780, 2794588), (806, 2704440), (930, 2343848), (961, 2268240), (1040, 2095941), (1209, 1802960), (1240, 1757886), (1454, 1499160), (1488, 1464905), (1560, 1397294), (1612, 1352220), (1860, 1171924), (1922, 1134120), (2015, 1081776), (2181, 999440), (2418, 901480), (2480, 878943), (2883, 756080), (2908, 749580), (3120, 698647), (3224, 676110), (3635, 599664), (3720, 585962), (3844, 567060), (4030, 540888), (4362, 499720), (4805, 453648), (4836, 450740), (5766, 378040), (5816, 374790), (6045, 360592), (6448, 338055), (7270, 299832), (7440, 292981), (7688, 283530), (8060, 270444), (8724, 249860), (9451, 230640), (9610, 226824), (9672, 225370), (10905, 199888), (11532, 189020), (11632, 187395), (12090, 180296), (12493, 174480), (14415, 151216), (14540, 149916), (15376, 141765), (16120, 135222), (17448, 124930), (18902, 115320), (19220, 113412), (19344, 112685), (21810, 99944), (22537, 96720), (23064, 94510), (24180, 90148), (24986, 87240), (28353, 76880), (28830, 75608), (29080, 74958), (32240, 67611), (34896, 62465), (37479, 58160), (37804, 57660), (38440, 56706), (43620, 49972), (45074, 48360), (46128, 47255)]