80290440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{24781}}^1$

素因数の和:24804

約数の個数: 80

約数和(自身を含む): 269875980

約数和(自身を除く): 189585540

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 24781, 49562, 74343, 99124, 123905, 148686, 198248, 223029, 247810, 297372, 371715, 446058, 495620, 594744, 669087, 743430, 892116, 991240, 1115145, 1338174, 1486860, 1784232, 2007261, 2230290, 2676348, 2973720, 3345435, 4014522, 4460580, 5352696, 6690870, 8029044, 8921160, 10036305, 13381740, 16058088, 20072610, 26763480, 40145220, 80290440]

約数ペア:

[(1, 80290440), (2, 40145220), (3, 26763480), (4, 20072610), (5, 16058088), (6, 13381740), (8, 10036305), (9, 8921160), (10, 8029044), (12, 6690870), (15, 5352696), (18, 4460580), (20, 4014522), (24, 3345435), (27, 2973720), (30, 2676348), (36, 2230290), (40, 2007261), (45, 1784232), (54, 1486860), (60, 1338174), (72, 1115145), (81, 991240), (90, 892116), (108, 743430), (120, 669087), (135, 594744), (162, 495620), (180, 446058), (216, 371715), (270, 297372), (324, 247810), (360, 223029), (405, 198248), (540, 148686), (648, 123905), (810, 99124), (1080, 74343), (1620, 49562), (3240, 24781)]