81364140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 288

約数和(自身を含む): 302702400

約数和(自身を除く): 221338260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 29, 30, 33, 36, 39, 44, 45, 52, 55, 58, 60, 65, 66, 78, 87, 90, 99, 109, 110, 116, 117, 130, 132, 143, 145, 156, 165, 174, 180, 195, 198, 218, 220, 234, 260, 261, 286, 290, 319, 327, 330, 348, 377, 390, 396, 429, 435, 436, 468, 495, 522, 545, 572, 580, 585, 638, 654, 660, 715, 754, 780, 858, 870, 957, 981, 990, 1044, 1090, 1131, 1170, 1199, 1276, 1287, 1305, 1308, 1417, 1430, 1508, 1595, 1635, 1716, 1740, 1885, 1914, 1962, 1980, 2145, 2180, 2262, 2340, 2398, 2574, 2610, 2834, 2860, 2871, 3161, 3190, 3270, 3393, 3597, 3770, 3828, 3924, 4147, 4251, 4290, 4524, 4785, 4796, 4905, 5148, 5220, 5655, 5668, 5742, 5995, 6322, 6380, 6435, 6540, 6786, 7085, 7194, 7540, 8294, 8502, 8580, 9483, 9570, 9810, 10791, 11310, 11484, 11990, 12441, 12644, 12753, 12870, 13572, 14170, 14355, 14388, 15587, 15805, 16588, 16965, 17004, 17985, 18966, 19140, 19620, 20735, 21255, 21582, 22620, 23980, 24882, 25506, 25740, 28340, 28449, 28710, 31174, 31610, 33930, 34771, 35970, 37323, 37932, 41093, 41470, 42510, 43164, 46761, 47415, 49764, 51012, 53955, 56898, 57420, 62205, 62348, 63220, 63765, 67860, 69542, 71940, 74646, 77935, 82186, 82940, 85020, 93522, 94830, 104313, 107910, 113796, 123279, 124410, 127530, 139084, 140283, 142245, 149292, 155870, 164372, 173855, 186615, 187044, 189660, 205465, 208626, 215820, 233805, 246558, 248820, 255060, 280566, 284490, 311740, 312939, 347710, 369837, 373230, 410930, 417252, 452023, 467610, 493116, 521565, 561132, 568980, 616395, 625878, 695420, 701415, 739674, 746460, 821860, 904046, 935220, 1043130, 1232790, 1251756, 1356069, 1402830, 1479348, 1564695, 1808092, 1849185, 2086260, 2260115, 2465580, 2712138, 2805660, 3129390, 3698370, 4068207, 4520230, 5424276, 6258780, 6780345, 7396740, 8136414, 9040460, 13560690, 16272828, 20341035, 27121380, 40682070, 81364140]

約数ペア:

[(1, 81364140), (2, 40682070), (3, 27121380), (4, 20341035), (5, 16272828), (6, 13560690), (9, 9040460), (10, 8136414), (11, 7396740), (12, 6780345), (13, 6258780), (15, 5424276), (18, 4520230), (20, 4068207), (22, 3698370), (26, 3129390), (29, 2805660), (30, 2712138), (33, 2465580), (36, 2260115), (39, 2086260), (44, 1849185), (45, 1808092), (52, 1564695), (55, 1479348), (58, 1402830), (60, 1356069), (65, 1251756), (66, 1232790), (78, 1043130), (87, 935220), (90, 904046), (99, 821860), (109, 746460), (110, 739674), (116, 701415), (117, 695420), (130, 625878), (132, 616395), (143, 568980), (145, 561132), (156, 521565), (165, 493116), (174, 467610), (180, 452023), (195, 417252), (198, 410930), (218, 373230), (220, 369837), (234, 347710), (260, 312939), (261, 311740), (286, 284490), (290, 280566), (319, 255060), (327, 248820), (330, 246558), (348, 233805), (377, 215820), (390, 208626), (396, 205465), (429, 189660), (435, 187044), (436, 186615), (468, 173855), (495, 164372), (522, 155870), (545, 149292), (572, 142245), (580, 140283), (585, 139084), (638, 127530), (654, 124410), (660, 123279), (715, 113796), (754, 107910), (780, 104313), (858, 94830), (870, 93522), (957, 85020), (981, 82940), (990, 82186), (1044, 77935), (1090, 74646), (1131, 71940), (1170, 69542), (1199, 67860), (1276, 63765), (1287, 63220), (1305, 62348), (1308, 62205), (1417, 57420), (1430, 56898), (1508, 53955), (1595, 51012), (1635, 49764), (1716, 47415), (1740, 46761), (1885, 43164), (1914, 42510), (1962, 41470), (1980, 41093), (2145, 37932), (2180, 37323), (2262, 35970), (2340, 34771), (2398, 33930), (2574, 31610), (2610, 31174), (2834, 28710), (2860, 28449), (2871, 28340), (3161, 25740), (3190, 25506), (3270, 24882), (3393, 23980), (3597, 22620), (3770, 21582), (3828, 21255), (3924, 20735), (4147, 19620), (4251, 19140), (4290, 18966), (4524, 17985), (4785, 17004), (4796, 16965), (4905, 16588), (5148, 15805), (5220, 15587), (5655, 14388), (5668, 14355), (5742, 14170), (5995, 13572), (6322, 12870), (6380, 12753), (6435, 12644), (6540, 12441), (6786, 11990), (7085, 11484), (7194, 11310), (7540, 10791), (8294, 9810), (8502, 9570), (8580, 9483)]