28766340

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{1973}}^1$

素因数の和:2000

約数の個数: 84

約数和(自身を含む): 90618444

約数和(自身を除く): 61852104

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 1973, 2430, 2916, 3645, 3946, 4860, 5919, 7290, 7892, 9865, 11838, 14580, 17757, 19730, 23676, 29595, 35514, 39460, 53271, 59190, 71028, 88785, 106542, 118380, 159813, 177570, 213084, 266355, 319626, 355140, 479439, 532710, 639252, 799065, 958878, 1065420, 1438317, 1598130, 1917756, 2397195, 2876634, 3196260, 4794390, 5753268, 7191585, 9588780, 14383170, 28766340]

約数ペア:

[(1, 28766340), (2, 14383170), (3, 9588780), (4, 7191585), (5, 5753268), (6, 4794390), (9, 3196260), (10, 2876634), (12, 2397195), (15, 1917756), (18, 1598130), (20, 1438317), (27, 1065420), (30, 958878), (36, 799065), (45, 639252), (54, 532710), (60, 479439), (81, 355140), (90, 319626), (108, 266355), (135, 213084), (162, 177570), (180, 159813), (243, 118380), (270, 106542), (324, 88785), (405, 71028), (486, 59190), (540, 53271), (729, 39460), (810, 35514), (972, 29595), (1215, 23676), (1458, 19730), (1620, 17757), (1973, 14580), (2430, 11838), (2916, 9865), (3645, 7892), (3946, 7290), (4860, 5919)]