81122640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:429

約数の個数: 160

約数和(自身を含む): 271589760

約数和(自身を除く): 190467120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 59, 60, 68, 80, 85, 102, 118, 120, 136, 170, 177, 204, 236, 240, 255, 272, 295, 337, 340, 354, 408, 472, 510, 590, 674, 680, 708, 816, 885, 944, 1003, 1011, 1020, 1180, 1348, 1360, 1416, 1685, 1770, 2006, 2022, 2040, 2360, 2696, 2832, 3009, 3370, 3540, 4012, 4044, 4080, 4720, 5015, 5055, 5392, 5729, 6018, 6740, 7080, 8024, 8088, 10030, 10110, 11458, 12036, 13480, 14160, 15045, 16048, 16176, 17187, 19883, 20060, 20220, 22916, 24072, 26960, 28645, 30090, 34374, 39766, 40120, 40440, 45832, 48144, 57290, 59649, 60180, 68748, 79532, 80240, 80880, 85935, 91664, 99415, 114580, 119298, 120360, 137496, 159064, 171870, 198830, 229160, 238596, 240720, 274992, 298245, 318128, 338011, 343740, 397660, 458320, 477192, 596490, 676022, 687480, 795320, 954384, 1014033, 1192980, 1352044, 1374960, 1590640, 1690055, 2028066, 2385960, 2704088, 3380110, 4056132, 4771920, 5070165, 5408176, 6760220, 8112264, 10140330, 13520440, 16224528, 20280660, 27040880, 40561320, 81122640]

約数ペア:

[(1, 81122640), (2, 40561320), (3, 27040880), (4, 20280660), (5, 16224528), (6, 13520440), (8, 10140330), (10, 8112264), (12, 6760220), (15, 5408176), (16, 5070165), (17, 4771920), (20, 4056132), (24, 3380110), (30, 2704088), (34, 2385960), (40, 2028066), (48, 1690055), (51, 1590640), (59, 1374960), (60, 1352044), (68, 1192980), (80, 1014033), (85, 954384), (102, 795320), (118, 687480), (120, 676022), (136, 596490), (170, 477192), (177, 458320), (204, 397660), (236, 343740), (240, 338011), (255, 318128), (272, 298245), (295, 274992), (337, 240720), (340, 238596), (354, 229160), (408, 198830), (472, 171870), (510, 159064), (590, 137496), (674, 120360), (680, 119298), (708, 114580), (816, 99415), (885, 91664), (944, 85935), (1003, 80880), (1011, 80240), (1020, 79532), (1180, 68748), (1348, 60180), (1360, 59649), (1416, 57290), (1685, 48144), (1770, 45832), (2006, 40440), (2022, 40120), (2040, 39766), (2360, 34374), (2696, 30090), (2832, 28645), (3009, 26960), (3370, 24072), (3540, 22916), (4012, 20220), (4044, 20060), (4080, 19883), (4720, 17187), (5015, 16176), (5055, 16048), (5392, 15045), (5729, 14160), (6018, 13480), (6740, 12036), (7080, 11458), (8024, 10110), (8088, 10030)]