21567701520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{42131}}^1$

素因数の和:42235

約数の個数: 200

約数和(自身を含む): 75857823360

約数和(自身を除く): 54290121840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 81, 90, 108, 120, 135, 144, 158, 162, 180, 216, 237, 240, 270, 316, 324, 360, 395, 405, 432, 474, 540, 632, 648, 711, 720, 790, 810, 948, 1080, 1185, 1264, 1296, 1422, 1580, 1620, 1896, 2133, 2160, 2370, 2844, 3160, 3240, 3555, 3792, 4266, 4740, 5688, 6320, 6399, 6480, 7110, 8532, 9480, 10665, 11376, 12798, 14220, 17064, 18960, 21330, 25596, 28440, 31995, 34128, 42131, 42660, 51192, 56880, 63990, 84262, 85320, 102384, 126393, 127980, 168524, 170640, 210655, 252786, 255960, 337048, 379179, 421310, 505572, 511920, 631965, 674096, 758358, 842620, 1011144, 1137537, 1263930, 1516716, 1685240, 1895895, 2022288, 2275074, 2527860, 3033432, 3328349, 3370480, 3412611, 3791790, 4550148, 5055720, 5687685, 6066864, 6656698, 6825222, 7583580, 9100296, 9985047, 10111440, 11375370, 13313396, 13650444, 15167160, 16641745, 17063055, 18200592, 19970094, 22750740, 26626792, 27300888, 29955141, 30334320, 33283490, 34126110, 39940188, 45501480, 49925235, 53253584, 54601776, 59910282, 66566980, 68252220, 79880376, 89865423, 91002960, 99850470, 119820564, 133133960, 136504440, 149775705, 159760752, 179730846, 199700940, 239641128, 266267920, 269596269, 273008880, 299551410, 359461692, 399401880, 449327115, 479282256, 539192538, 599102820, 718923384, 798803760, 898654230, 1078385076, 1198205640, 1347981345, 1437846768, 1797308460, 2156770152, 2396411280, 2695962690, 3594616920, 4313540304, 5391925380, 7189233840, 10783850760, 21567701520]

約数ペア:

[(1, 21567701520), (2, 10783850760), (3, 7189233840), (4, 5391925380), (5, 4313540304), (6, 3594616920), (8, 2695962690), (9, 2396411280), (10, 2156770152), (12, 1797308460), (15, 1437846768), (16, 1347981345), (18, 1198205640), (20, 1078385076), (24, 898654230), (27, 798803760), (30, 718923384), (36, 599102820), (40, 539192538), (45, 479282256), (48, 449327115), (54, 399401880), (60, 359461692), (72, 299551410), (79, 273008880), (80, 269596269), (81, 266267920), (90, 239641128), (108, 199700940), (120, 179730846), (135, 159760752), (144, 149775705), (158, 136504440), (162, 133133960), (180, 119820564), (216, 99850470), (237, 91002960), (240, 89865423), (270, 79880376), (316, 68252220), (324, 66566980), (360, 59910282), (395, 54601776), (405, 53253584), (432, 49925235), (474, 45501480), (540, 39940188), (632, 34126110), (648, 33283490), (711, 30334320), (720, 29955141), (790, 27300888), (810, 26626792), (948, 22750740), (1080, 19970094), (1185, 18200592), (1264, 17063055), (1296, 16641745), (1422, 15167160), (1580, 13650444), (1620, 13313396), (1896, 11375370), (2133, 10111440), (2160, 9985047), (2370, 9100296), (2844, 7583580), (3160, 6825222), (3240, 6656698), (3555, 6066864), (3792, 5687685), (4266, 5055720), (4740, 4550148), (5688, 3791790), (6320, 3412611), (6399, 3370480), (6480, 3328349), (7110, 3033432), (8532, 2527860), (9480, 2275074), (10665, 2022288), (11376, 1895895), (12798, 1685240), (14220, 1516716), (17064, 1263930), (18960, 1137537), (21330, 1011144), (25596, 842620), (28440, 758358), (31995, 674096), (34128, 631965), (42131, 511920), (42660, 505572), (51192, 421310), (56880, 379179), (63990, 337048), (84262, 255960), (85320, 252786), (102384, 210655), (126393, 170640), (127980, 168524)]