245939490

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1439}}^1$

素因数の和:1669

約数の個数: 80

約数和(自身を含む): 664899840

約数和(自身を除く): 418960350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 211, 270, 405, 422, 633, 810, 1055, 1266, 1439, 1899, 2110, 2878, 3165, 3798, 4317, 5697, 6330, 7195, 8634, 9495, 11394, 12951, 14390, 17091, 18990, 21585, 25902, 28485, 34182, 38853, 43170, 56970, 64755, 77706, 85455, 116559, 129510, 170910, 194265, 233118, 303629, 388530, 582795, 607258, 910887, 1165590, 1518145, 1821774, 2732661, 3036290, 4554435, 5465322, 8197983, 9108870, 13663305, 16395966, 24593949, 27326610, 40989915, 49187898, 81979830, 122969745, 245939490]

約数ペア:

[(1, 245939490), (2, 122969745), (3, 81979830), (5, 49187898), (6, 40989915), (9, 27326610), (10, 24593949), (15, 16395966), (18, 13663305), (27, 9108870), (30, 8197983), (45, 5465322), (54, 4554435), (81, 3036290), (90, 2732661), (135, 1821774), (162, 1518145), (211, 1165590), (270, 910887), (405, 607258), (422, 582795), (633, 388530), (810, 303629), (1055, 233118), (1266, 194265), (1439, 170910), (1899, 129510), (2110, 116559), (2878, 85455), (3165, 77706), (3798, 64755), (4317, 56970), (5697, 43170), (6330, 38853), (7195, 34182), (8634, 28485), (9495, 25902), (11394, 21585), (12951, 18990), (14390, 17091)]