21967053840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{3359}}^1$

素因数の和:3702

約数の個数: 240

約数和(自身を含む): 76435107840

約数和(自身を除く): 54468054000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 293, 310, 360, 372, 465, 496, 558, 586, 620, 720, 744, 879, 930, 1116, 1172, 1240, 1395, 1465, 1488, 1758, 1860, 2232, 2344, 2480, 2637, 2790, 2930, 3359, 3516, 3720, 4395, 4464, 4688, 5274, 5580, 5860, 6718, 7032, 7440, 8790, 9083, 10077, 10548, 11160, 11720, 13185, 13436, 14064, 16795, 17580, 18166, 20154, 21096, 22320, 23440, 26370, 26872, 27249, 30231, 33590, 35160, 36332, 40308, 42192, 45415, 50385, 52740, 53744, 54498, 60462, 67180, 70320, 72664, 80616, 81747, 90830, 100770, 104129, 105480, 108996, 120924, 134360, 136245, 145328, 151155, 161232, 163494, 181660, 201540, 208258, 210960, 217992, 241848, 268720, 272490, 302310, 312387, 326988, 363320, 403080, 408735, 416516, 435984, 483696, 520645, 544980, 604620, 624774, 653976, 726640, 806160, 817470, 833032, 937161, 984187, 1041290, 1089960, 1209240, 1249548, 1307952, 1561935, 1634940, 1666064, 1874322, 1968374, 2082580, 2179920, 2418480, 2499096, 2952561, 3123870, 3269880, 3748644, 3936748, 4165160, 4685805, 4920935, 4998192, 5905122, 6247740, 6539760, 7497288, 7873496, 8330320, 8857683, 9371610, 9841870, 11810244, 12495480, 14762805, 14994576, 15746992, 17715366, 18743220, 19683740, 23620488, 24990960, 29525610, 30509797, 35430732, 37486440, 39367480, 44288415, 47240976, 59051220, 61019594, 70861464, 74972880, 78734960, 88576830, 91529391, 118102440, 122039188, 141722928, 152548985, 177153660, 183058782, 236204880, 244078376, 274588173, 305097970, 354307320, 366117564, 457646955, 488156752, 549176346, 610195940, 708614640, 732235128, 915293910, 1098352692, 1220391880, 1372940865, 1464470256, 1830587820, 2196705384, 2440783760, 2745881730, 3661175640, 4393410768, 5491763460, 7322351280, 10983526920, 21967053840]

約数ペア:

[(1, 21967053840), (2, 10983526920), (3, 7322351280), (4, 5491763460), (5, 4393410768), (6, 3661175640), (8, 2745881730), (9, 2440783760), (10, 2196705384), (12, 1830587820), (15, 1464470256), (16, 1372940865), (18, 1220391880), (20, 1098352692), (24, 915293910), (30, 732235128), (31, 708614640), (36, 610195940), (40, 549176346), (45, 488156752), (48, 457646955), (60, 366117564), (62, 354307320), (72, 305097970), (80, 274588173), (90, 244078376), (93, 236204880), (120, 183058782), (124, 177153660), (144, 152548985), (155, 141722928), (180, 122039188), (186, 118102440), (240, 91529391), (248, 88576830), (279, 78734960), (293, 74972880), (310, 70861464), (360, 61019594), (372, 59051220), (465, 47240976), (496, 44288415), (558, 39367480), (586, 37486440), (620, 35430732), (720, 30509797), (744, 29525610), (879, 24990960), (930, 23620488), (1116, 19683740), (1172, 18743220), (1240, 17715366), (1395, 15746992), (1465, 14994576), (1488, 14762805), (1758, 12495480), (1860, 11810244), (2232, 9841870), (2344, 9371610), (2480, 8857683), (2637, 8330320), (2790, 7873496), (2930, 7497288), (3359, 6539760), (3516, 6247740), (3720, 5905122), (4395, 4998192), (4464, 4920935), (4688, 4685805), (5274, 4165160), (5580, 3936748), (5860, 3748644), (6718, 3269880), (7032, 3123870), (7440, 2952561), (8790, 2499096), (9083, 2418480), (10077, 2179920), (10548, 2082580), (11160, 1968374), (11720, 1874322), (13185, 1666064), (13436, 1634940), (14064, 1561935), (16795, 1307952), (17580, 1249548), (18166, 1209240), (20154, 1089960), (21096, 1041290), (22320, 984187), (23440, 937161), (26370, 833032), (26872, 817470), (27249, 806160), (30231, 726640), (33590, 653976), (35160, 624774), (36332, 604620), (40308, 544980), (42192, 520645), (45415, 483696), (50385, 435984), (52740, 416516), (53744, 408735), (54498, 403080), (60462, 363320), (67180, 326988), (70320, 312387), (72664, 302310), (80616, 272490), (81747, 268720), (90830, 241848), (100770, 217992), (104129, 210960), (105480, 208258), (108996, 201540), (120924, 181660), (134360, 163494), (136245, 161232), (145328, 151155)]