72540765

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:904

約数の個数: 80

約数和(自身を含む): 149497920

約数和(自身を除く): 76957155

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 81, 95, 99, 135, 165, 171, 209, 285, 297, 405, 495, 513, 627, 855, 857, 891, 1045, 1485, 1539, 1881, 2565, 2571, 3135, 4285, 4455, 5643, 7695, 7713, 9405, 9427, 12855, 16283, 16929, 23139, 28215, 28281, 38565, 47135, 48849, 69417, 81415, 84645, 84843, 115695, 141405, 146547, 179113, 244245, 254529, 347085, 424215, 439641, 537339, 732735, 763587, 895565, 1272645, 1318923, 1612017, 2198205, 2686695, 3817935, 4836051, 6594615, 8060085, 14508153, 24180255, 72540765]

約数ペア:

[(1, 72540765), (3, 24180255), (5, 14508153), (9, 8060085), (11, 6594615), (15, 4836051), (19, 3817935), (27, 2686695), (33, 2198205), (45, 1612017), (55, 1318923), (57, 1272645), (81, 895565), (95, 763587), (99, 732735), (135, 537339), (165, 439641), (171, 424215), (209, 347085), (285, 254529), (297, 244245), (405, 179113), (495, 146547), (513, 141405), (627, 115695), (855, 84843), (857, 84645), (891, 81415), (1045, 69417), (1485, 48849), (1539, 47135), (1881, 38565), (2565, 28281), (2571, 28215), (3135, 23139), (4285, 16929), (4455, 16283), (5643, 12855), (7695, 9427), (7713, 9405)]