2221397760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{578489}}^1$

素因数の和:578513

約数の個数: 72

約数和(自身を含む): 7094601360

約数和(自身を除く): 4873203600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 578489, 1156978, 1735467, 2313956, 2892445, 3470934, 4627912, 5784890, 6941868, 8677335, 9255824, 11569780, 13883736, 17354670, 18511648, 23139560, 27767472, 34709340, 37023296, 46279120, 55534944, 69418680, 74046592, 92558240, 111069888, 138837360, 148093184, 185116480, 222139776, 277674720, 370232960, 444279552, 555349440, 740465920, 1110698880, 2221397760]

約数ペア:

[(1, 2221397760), (2, 1110698880), (3, 740465920), (4, 555349440), (5, 444279552), (6, 370232960), (8, 277674720), (10, 222139776), (12, 185116480), (15, 148093184), (16, 138837360), (20, 111069888), (24, 92558240), (30, 74046592), (32, 69418680), (40, 55534944), (48, 46279120), (60, 37023296), (64, 34709340), (80, 27767472), (96, 23139560), (120, 18511648), (128, 17354670), (160, 13883736), (192, 11569780), (240, 9255824), (256, 8677335), (320, 6941868), (384, 5784890), (480, 4627912), (640, 3470934), (768, 2892445), (960, 2313956), (1280, 1735467), (1920, 1156978), (3840, 578489)]