681235520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10487}}^1$

素因数の和:10540

約数の個数: 112

約数和(自身を含む): 1918045440

約数和(自身を除く): 1236809920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 1856, 2030, 2240, 2320, 3248, 4060, 4640, 6496, 8120, 9280, 10487, 12992, 16240, 20974, 32480, 41948, 52435, 64960, 73409, 83896, 104870, 146818, 167792, 209740, 293636, 304123, 335584, 367045, 419480, 587272, 608246, 671168, 734090, 838960, 1174544, 1216492, 1468180, 1520615, 1677920, 2128861, 2349088, 2432984, 2936360, 3041230, 3355840, 4257722, 4698176, 4865968, 5872720, 6082460, 8515444, 9731936, 10644305, 11745440, 12164920, 17030888, 19463872, 21288610, 23490880, 24329840, 34061776, 42577220, 48659680, 68123552, 85154440, 97319360, 136247104, 170308880, 340617760, 681235520]

約数ペア:

[(1, 681235520), (2, 340617760), (4, 170308880), (5, 136247104), (7, 97319360), (8, 85154440), (10, 68123552), (14, 48659680), (16, 42577220), (20, 34061776), (28, 24329840), (29, 23490880), (32, 21288610), (35, 19463872), (40, 17030888), (56, 12164920), (58, 11745440), (64, 10644305), (70, 9731936), (80, 8515444), (112, 6082460), (116, 5872720), (140, 4865968), (145, 4698176), (160, 4257722), (203, 3355840), (224, 3041230), (232, 2936360), (280, 2432984), (290, 2349088), (320, 2128861), (406, 1677920), (448, 1520615), (464, 1468180), (560, 1216492), (580, 1174544), (812, 838960), (928, 734090), (1015, 671168), (1120, 608246), (1160, 587272), (1624, 419480), (1856, 367045), (2030, 335584), (2240, 304123), (2320, 293636), (3248, 209740), (4060, 167792), (4640, 146818), (6496, 104870), (8120, 83896), (9280, 73409), (10487, 64960), (12992, 52435), (16240, 41948), (20974, 32480)]