1390445280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{137941}}^1$

素因数の和:137969

約数の個数: 144

約数和(自身を含む): 5422775904

約数和(自身を除く): 4032330624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 137941, 275882, 413823, 551764, 689705, 827646, 965587, 1103528, 1241469, 1379410, 1655292, 1931174, 2069115, 2207056, 2482938, 2758820, 2896761, 3310584, 3862348, 4138230, 4414112, 4827935, 4965876, 5517640, 5793522, 6207345, 6621168, 7724696, 8276460, 8690283, 9655870, 9931752, 11035280, 11587044, 12414690, 13242336, 14483805, 15449392, 16552920, 17380566, 19311740, 19863504, 22070560, 23174088, 24829380, 28967610, 30898784, 33105840, 34761132, 38623480, 39727008, 43451415, 46348176, 49658760, 57935220, 66211680, 69522264, 77246960, 86902830, 92696352, 99317520, 115870440, 139044528, 154493920, 173805660, 198635040, 231740880, 278089056, 347611320, 463481760, 695222640, 1390445280]

約数ペア:

[(1, 1390445280), (2, 695222640), (3, 463481760), (4, 347611320), (5, 278089056), (6, 231740880), (7, 198635040), (8, 173805660), (9, 154493920), (10, 139044528), (12, 115870440), (14, 99317520), (15, 92696352), (16, 86902830), (18, 77246960), (20, 69522264), (21, 66211680), (24, 57935220), (28, 49658760), (30, 46348176), (32, 43451415), (35, 39727008), (36, 38623480), (40, 34761132), (42, 33105840), (45, 30898784), (48, 28967610), (56, 24829380), (60, 23174088), (63, 22070560), (70, 19863504), (72, 19311740), (80, 17380566), (84, 16552920), (90, 15449392), (96, 14483805), (105, 13242336), (112, 12414690), (120, 11587044), (126, 11035280), (140, 9931752), (144, 9655870), (160, 8690283), (168, 8276460), (180, 7724696), (210, 6621168), (224, 6207345), (240, 5793522), (252, 5517640), (280, 4965876), (288, 4827935), (315, 4414112), (336, 4138230), (360, 3862348), (420, 3310584), (480, 2896761), (504, 2758820), (560, 2482938), (630, 2207056), (672, 2069115), (720, 1931174), (840, 1655292), (1008, 1379410), (1120, 1241469), (1260, 1103528), (1440, 965587), (1680, 827646), (2016, 689705), (2520, 551764), (3360, 413823), (5040, 275882), (10080, 137941)]