66518820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13687}}^1$

素因数の和:13711

約数の個数: 72

約数和(自身を含む): 209262144

約数和(自身を除く): 142743324

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, 810, 972, 1215, 1620, 2430, 4860, 13687, 27374, 41061, 54748, 68435, 82122, 123183, 136870, 164244, 205305, 246366, 273740, 369549, 410610, 492732, 615915, 739098, 821220, 1108647, 1231830, 1478196, 1847745, 2217294, 2463660, 3325941, 3695490, 4434588, 5543235, 6651882, 7390980, 11086470, 13303764, 16629705, 22172940, 33259410, 66518820]

約数ペア:

[(1, 66518820), (2, 33259410), (3, 22172940), (4, 16629705), (5, 13303764), (6, 11086470), (9, 7390980), (10, 6651882), (12, 5543235), (15, 4434588), (18, 3695490), (20, 3325941), (27, 2463660), (30, 2217294), (36, 1847745), (45, 1478196), (54, 1231830), (60, 1108647), (81, 821220), (90, 739098), (108, 615915), (135, 492732), (162, 410610), (180, 369549), (243, 273740), (270, 246366), (324, 205305), (405, 164244), (486, 136870), (540, 123183), (810, 82122), (972, 68435), (1215, 54748), (1620, 41061), (2430, 27374), (4860, 13687)]