66615480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61681}}^1$

素因数の和:61701

約数の個数: 64

約数和(自身を含む): 222055200

約数和(自身を除く): 155439720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 61681, 123362, 185043, 246724, 308405, 370086, 493448, 555129, 616810, 740172, 925215, 1110258, 1233620, 1480344, 1665387, 1850430, 2220516, 2467240, 2775645, 3330774, 3700860, 4441032, 5551290, 6661548, 7401720, 8326935, 11102580, 13323096, 16653870, 22205160, 33307740, 66615480]

約数ペア:

[(1, 66615480), (2, 33307740), (3, 22205160), (4, 16653870), (5, 13323096), (6, 11102580), (8, 8326935), (9, 7401720), (10, 6661548), (12, 5551290), (15, 4441032), (18, 3700860), (20, 3330774), (24, 2775645), (27, 2467240), (30, 2220516), (36, 1850430), (40, 1665387), (45, 1480344), (54, 1233620), (60, 1110258), (72, 925215), (90, 740172), (108, 616810), (120, 555129), (135, 493448), (180, 370086), (216, 308405), (270, 246724), (360, 185043), (540, 123362), (1080, 61681)]