1961612640

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3881}}^1$

素因数の和:3924

約数の個数: 288

約数和(自身を含む): 7477850016

約数和(自身を除く): 5516237376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 288, 312, 324, 351, 360, 390, 405, 416, 432, 468, 480, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 864, 936, 972, 1040, 1053, 1080, 1170, 1215, 1248, 1296, 1404, 1440, 1560, 1620, 1755, 1872, 1944, 2080, 2106, 2160, 2340, 2430, 2592, 2808, 3120, 3159, 3240, 3510, 3744, 3881, 3888, 4212, 4320, 4680, 4860, 5265, 5616, 6240, 6318, 6480, 7020, 7762, 7776, 8424, 9360, 9720, 10530, 11232, 11643, 12636, 12960, 14040, 15524, 15795, 16848, 18720, 19405, 19440, 21060, 23286, 25272, 28080, 31048, 31590, 33696, 34929, 38810, 38880, 42120, 46572, 50453, 50544, 56160, 58215, 62096, 63180, 69858, 77620, 84240, 93144, 100906, 101088, 104787, 116430, 124192, 126360, 139716, 151359, 155240, 168480, 174645, 186288, 201812, 209574, 232860, 252265, 252720, 279432, 302718, 310480, 314361, 349290, 372576, 403624, 419148, 454077, 465720, 504530, 505440, 523935, 558864, 605436, 620960, 628722, 698580, 756795, 807248, 838296, 908154, 931440, 943083, 1009060, 1047870, 1117728, 1210872, 1257444, 1362231, 1397160, 1513590, 1571805, 1614496, 1676592, 1816308, 1862880, 1886166, 2018120, 2095740, 2270385, 2421744, 2514888, 2724462, 2794320, 3027180, 3143610, 3353184, 3632616, 3772332, 4036240, 4086693, 4191480, 4540770, 4715415, 4843488, 5029776, 5448924, 5588640, 6054360, 6287220, 6811155, 7265232, 7544664, 8072480, 8173386, 8382960, 9081540, 9430830, 10059552, 10897848, 12108720, 12260079, 12574440, 13622310, 14530464, 15089328, 16346772, 16765920, 18163080, 18861660, 20433465, 21795696, 24217440, 24520158, 25148880, 27244620, 30178656, 32693544, 36326160, 37723320, 40866930, 43591392, 49040316, 50297760, 54489240, 61300395, 65387088, 72652320, 75446640, 81733860, 98080632, 108978480, 122600790, 130774176, 150893280, 163467720, 196161264, 217956960, 245201580, 326935440, 392322528, 490403160, 653870880, 980806320, 1961612640]

約数ペア:

[(1, 1961612640), (2, 980806320), (3, 653870880), (4, 490403160), (5, 392322528), (6, 326935440), (8, 245201580), (9, 217956960), (10, 196161264), (12, 163467720), (13, 150893280), (15, 130774176), (16, 122600790), (18, 108978480), (20, 98080632), (24, 81733860), (26, 75446640), (27, 72652320), (30, 65387088), (32, 61300395), (36, 54489240), (39, 50297760), (40, 49040316), (45, 43591392), (48, 40866930), (52, 37723320), (54, 36326160), (60, 32693544), (65, 30178656), (72, 27244620), (78, 25148880), (80, 24520158), (81, 24217440), (90, 21795696), (96, 20433465), (104, 18861660), (108, 18163080), (117, 16765920), (120, 16346772), (130, 15089328), (135, 14530464), (144, 13622310), (156, 12574440), (160, 12260079), (162, 12108720), (180, 10897848), (195, 10059552), (208, 9430830), (216, 9081540), (234, 8382960), (240, 8173386), (243, 8072480), (260, 7544664), (270, 7265232), (288, 6811155), (312, 6287220), (324, 6054360), (351, 5588640), (360, 5448924), (390, 5029776), (405, 4843488), (416, 4715415), (432, 4540770), (468, 4191480), (480, 4086693), (486, 4036240), (520, 3772332), (540, 3632616), (585, 3353184), (624, 3143610), (648, 3027180), (702, 2794320), (720, 2724462), (780, 2514888), (810, 2421744), (864, 2270385), (936, 2095740), (972, 2018120), (1040, 1886166), (1053, 1862880), (1080, 1816308), (1170, 1676592), (1215, 1614496), (1248, 1571805), (1296, 1513590), (1404, 1397160), (1440, 1362231), (1560, 1257444), (1620, 1210872), (1755, 1117728), (1872, 1047870), (1944, 1009060), (2080, 943083), (2106, 931440), (2160, 908154), (2340, 838296), (2430, 807248), (2592, 756795), (2808, 698580), (3120, 628722), (3159, 620960), (3240, 605436), (3510, 558864), (3744, 523935), (3881, 505440), (3888, 504530), (4212, 465720), (4320, 454077), (4680, 419148), (4860, 403624), (5265, 372576), (5616, 349290), (6240, 314361), (6318, 310480), (6480, 302718), (7020, 279432), (7762, 252720), (7776, 252265), (8424, 232860), (9360, 209574), (9720, 201812), (10530, 186288), (11232, 174645), (11643, 168480), (12636, 155240), (12960, 151359), (14040, 139716), (15524, 126360), (15795, 124192), (16848, 116430), (18720, 104787), (19405, 101088), (19440, 100906), (21060, 93144), (23286, 84240), (25272, 77620), (28080, 69858), (31048, 63180), (31590, 62096), (33696, 58215), (34929, 56160), (38810, 50544), (38880, 50453), (42120, 46572)]