207084780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:525

約数の個数: 216

約数和(自身を含む): 746181072

約数和(自身を除く): 539096292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 53, 60, 63, 70, 84, 90, 98, 105, 106, 126, 140, 147, 159, 180, 196, 210, 212, 245, 252, 265, 294, 315, 318, 371, 420, 441, 443, 477, 490, 530, 588, 630, 636, 735, 742, 795, 882, 886, 954, 980, 1060, 1113, 1260, 1329, 1470, 1484, 1590, 1764, 1772, 1855, 1908, 2205, 2215, 2226, 2385, 2597, 2658, 2940, 3101, 3180, 3339, 3710, 3987, 4410, 4430, 4452, 4770, 5194, 5316, 5565, 6202, 6645, 6678, 7420, 7791, 7974, 8820, 8860, 9303, 9540, 10388, 11130, 12404, 12985, 13290, 13356, 15505, 15582, 15948, 16695, 18606, 19935, 21707, 22260, 23373, 23479, 25970, 26580, 27909, 31010, 31164, 33390, 37212, 38955, 39870, 43414, 46515, 46746, 46958, 51940, 55818, 62020, 65121, 66780, 70437, 77910, 79740, 86828, 93030, 93492, 93916, 108535, 111636, 116865, 117395, 130242, 139545, 140874, 155820, 164353, 186060, 195363, 211311, 217070, 233730, 234790, 260484, 279090, 281748, 325605, 328706, 352185, 390726, 422622, 434140, 467460, 469580, 493059, 558180, 651210, 657412, 704370, 781452, 821765, 845244, 976815, 986118, 1056555, 1150471, 1302420, 1408740, 1479177, 1643530, 1953630, 1972236, 2113110, 2300942, 2465295, 2958354, 3287060, 3451413, 3907260, 4226220, 4601884, 4930590, 5752355, 5916708, 6902826, 7395885, 9861180, 10354239, 11504710, 13805652, 14791770, 17257065, 20708478, 23009420, 29583540, 34514130, 41416956, 51771195, 69028260, 103542390, 207084780]

約数ペア:

[(1, 207084780), (2, 103542390), (3, 69028260), (4, 51771195), (5, 41416956), (6, 34514130), (7, 29583540), (9, 23009420), (10, 20708478), (12, 17257065), (14, 14791770), (15, 13805652), (18, 11504710), (20, 10354239), (21, 9861180), (28, 7395885), (30, 6902826), (35, 5916708), (36, 5752355), (42, 4930590), (45, 4601884), (49, 4226220), (53, 3907260), (60, 3451413), (63, 3287060), (70, 2958354), (84, 2465295), (90, 2300942), (98, 2113110), (105, 1972236), (106, 1953630), (126, 1643530), (140, 1479177), (147, 1408740), (159, 1302420), (180, 1150471), (196, 1056555), (210, 986118), (212, 976815), (245, 845244), (252, 821765), (265, 781452), (294, 704370), (315, 657412), (318, 651210), (371, 558180), (420, 493059), (441, 469580), (443, 467460), (477, 434140), (490, 422622), (530, 390726), (588, 352185), (630, 328706), (636, 325605), (735, 281748), (742, 279090), (795, 260484), (882, 234790), (886, 233730), (954, 217070), (980, 211311), (1060, 195363), (1113, 186060), (1260, 164353), (1329, 155820), (1470, 140874), (1484, 139545), (1590, 130242), (1764, 117395), (1772, 116865), (1855, 111636), (1908, 108535), (2205, 93916), (2215, 93492), (2226, 93030), (2385, 86828), (2597, 79740), (2658, 77910), (2940, 70437), (3101, 66780), (3180, 65121), (3339, 62020), (3710, 55818), (3987, 51940), (4410, 46958), (4430, 46746), (4452, 46515), (4770, 43414), (5194, 39870), (5316, 38955), (5565, 37212), (6202, 33390), (6645, 31164), (6678, 31010), (7420, 27909), (7791, 26580), (7974, 25970), (8820, 23479), (8860, 23373), (9303, 22260), (9540, 21707), (10388, 19935), (11130, 18606), (12404, 16695), (12985, 15948), (13290, 15582), (13356, 15505)]