1540804545

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{20639}}^1$

素因数の和:20739

約数の個数: 64

約数和(自身を含む): 3170304000

約数和(自身を除く): 1629499455

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 79, 105, 135, 189, 237, 315, 395, 553, 711, 945, 1185, 1659, 2133, 2765, 3555, 4977, 8295, 10665, 14931, 20639, 24885, 61917, 74655, 103195, 144473, 185751, 309585, 433419, 557253, 722365, 928755, 1300257, 1630481, 2167095, 2786265, 3900771, 4891443, 6501285, 8152405, 11413367, 14674329, 19503855, 24457215, 34240101, 44022987, 57066835, 73371645, 102720303, 171200505, 220114935, 308160909, 513601515, 1540804545]

約数ペア:

[(1, 1540804545), (3, 513601515), (5, 308160909), (7, 220114935), (9, 171200505), (15, 102720303), (21, 73371645), (27, 57066835), (35, 44022987), (45, 34240101), (63, 24457215), (79, 19503855), (105, 14674329), (135, 11413367), (189, 8152405), (237, 6501285), (315, 4891443), (395, 3900771), (553, 2786265), (711, 2167095), (945, 1630481), (1185, 1300257), (1659, 928755), (2133, 722365), (2765, 557253), (3555, 433419), (4977, 309585), (8295, 185751), (10665, 144473), (14931, 103195), (20639, 74655), (24885, 61917)]