21735768420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{977}}^1$

素因数の和:1472

約数の個数: 240

約数和(自身を含む): 70616544768

約数和(自身を除く): 48880776348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 443, 465, 540, 558, 620, 810, 837, 886, 930, 977, 1116, 1329, 1395, 1620, 1674, 1772, 1860, 1954, 2215, 2511, 2658, 2790, 2931, 3348, 3908, 3987, 4185, 4430, 4885, 5022, 5316, 5580, 5862, 6645, 7974, 8370, 8793, 8860, 9770, 10044, 11724, 11961, 12555, 13290, 13733, 14655, 15948, 16740, 17586, 19540, 19935, 23922, 25110, 26379, 26580, 27466, 29310, 30287, 35172, 35883, 39870, 41199, 43965, 47844, 50220, 52758, 54932, 58620, 59805, 60574, 68665, 71766, 79137, 79740, 82398, 87930, 90861, 105516, 119610, 121148, 123597, 131895, 137330, 143532, 151435, 158274, 164796, 175860, 179415, 181722, 205995, 239220, 247194, 263790, 272583, 274660, 302870, 316548, 358830, 363444, 370791, 395685, 411990, 432811, 454305, 494388, 527580, 545166, 605740, 617985, 717660, 741582, 791370, 817749, 823980, 865622, 908610, 1090332, 1112373, 1235970, 1298433, 1362915, 1483164, 1582740, 1635498, 1731244, 1817220, 1853955, 2164055, 2224746, 2453247, 2471940, 2596866, 2725830, 3270996, 3707910, 3895299, 4088745, 4328110, 4449492, 4906494, 5193732, 5451660, 5561865, 6492165, 7415820, 7790598, 8177490, 8656220, 9812988, 11123730, 11685897, 12266235, 12984330, 13417141, 15581196, 16354980, 19476495, 22247460, 23371794, 24532470, 25968660, 26834282, 35057691, 38952990, 40251423, 46743588, 49064940, 53668564, 58429485, 67085705, 70115382, 77905980, 80502846, 116858970, 120754269, 134171410, 140230764, 161005692, 175288455, 201257115, 233717940, 241508538, 268342820, 350576910, 362262807, 402514230, 483017076, 603771345, 701153820, 724525614, 805028460, 1086788421, 1207542690, 1449051228, 1811314035, 2173576842, 2415085380, 3622628070, 4347153684, 5433942105, 7245256140, 10867884210, 21735768420]

約数ペア:

[(1, 21735768420), (2, 10867884210), (3, 7245256140), (4, 5433942105), (5, 4347153684), (6, 3622628070), (9, 2415085380), (10, 2173576842), (12, 1811314035), (15, 1449051228), (18, 1207542690), (20, 1086788421), (27, 805028460), (30, 724525614), (31, 701153820), (36, 603771345), (45, 483017076), (54, 402514230), (60, 362262807), (62, 350576910), (81, 268342820), (90, 241508538), (93, 233717940), (108, 201257115), (124, 175288455), (135, 161005692), (155, 140230764), (162, 134171410), (180, 120754269), (186, 116858970), (270, 80502846), (279, 77905980), (310, 70115382), (324, 67085705), (372, 58429485), (405, 53668564), (443, 49064940), (465, 46743588), (540, 40251423), (558, 38952990), (620, 35057691), (810, 26834282), (837, 25968660), (886, 24532470), (930, 23371794), (977, 22247460), (1116, 19476495), (1329, 16354980), (1395, 15581196), (1620, 13417141), (1674, 12984330), (1772, 12266235), (1860, 11685897), (1954, 11123730), (2215, 9812988), (2511, 8656220), (2658, 8177490), (2790, 7790598), (2931, 7415820), (3348, 6492165), (3908, 5561865), (3987, 5451660), (4185, 5193732), (4430, 4906494), (4885, 4449492), (5022, 4328110), (5316, 4088745), (5580, 3895299), (5862, 3707910), (6645, 3270996), (7974, 2725830), (8370, 2596866), (8793, 2471940), (8860, 2453247), (9770, 2224746), (10044, 2164055), (11724, 1853955), (11961, 1817220), (12555, 1731244), (13290, 1635498), (13733, 1582740), (14655, 1483164), (15948, 1362915), (16740, 1298433), (17586, 1235970), (19540, 1112373), (19935, 1090332), (23922, 908610), (25110, 865622), (26379, 823980), (26580, 817749), (27466, 791370), (29310, 741582), (30287, 717660), (35172, 617985), (35883, 605740), (39870, 545166), (41199, 527580), (43965, 494388), (47844, 454305), (50220, 432811), (52758, 411990), (54932, 395685), (58620, 370791), (59805, 363444), (60574, 358830), (68665, 316548), (71766, 302870), (79137, 274660), (79740, 272583), (82398, 263790), (87930, 247194), (90861, 239220), (105516, 205995), (119610, 181722), (121148, 179415), (123597, 175860), (131895, 164796), (137330, 158274), (143532, 151435)]