4443660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:245

約数の個数: 120

約数和(自身を含む): 15083376

約数和(自身を除く): 10639716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 211, 234, 260, 270, 324, 351, 390, 405, 422, 468, 540, 585, 633, 702, 780, 810, 844, 1053, 1055, 1170, 1266, 1404, 1620, 1755, 1899, 2106, 2110, 2340, 2532, 2743, 3165, 3510, 3798, 4212, 4220, 5265, 5486, 5697, 6330, 7020, 7596, 8229, 9495, 10530, 10972, 11394, 12660, 13715, 16458, 17091, 18990, 21060, 22788, 24687, 27430, 28485, 32916, 34182, 37980, 41145, 49374, 54860, 56970, 68364, 74061, 82290, 85455, 98748, 113940, 123435, 148122, 164580, 170910, 222183, 246870, 296244, 341820, 370305, 444366, 493740, 740610, 888732, 1110915, 1481220, 2221830, 4443660]

約数ペア:

[(1, 4443660), (2, 2221830), (3, 1481220), (4, 1110915), (5, 888732), (6, 740610), (9, 493740), (10, 444366), (12, 370305), (13, 341820), (15, 296244), (18, 246870), (20, 222183), (26, 170910), (27, 164580), (30, 148122), (36, 123435), (39, 113940), (45, 98748), (52, 85455), (54, 82290), (60, 74061), (65, 68364), (78, 56970), (81, 54860), (90, 49374), (108, 41145), (117, 37980), (130, 34182), (135, 32916), (156, 28485), (162, 27430), (180, 24687), (195, 22788), (211, 21060), (234, 18990), (260, 17091), (270, 16458), (324, 13715), (351, 12660), (390, 11394), (405, 10972), (422, 10530), (468, 9495), (540, 8229), (585, 7596), (633, 7020), (702, 6330), (780, 5697), (810, 5486), (844, 5265), (1053, 4220), (1055, 4212), (1170, 3798), (1266, 3510), (1404, 3165), (1620, 2743), (1755, 2532), (1899, 2340), (2106, 2110)]