216556920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20743}}^1$

素因数の和:20789

約数の個数: 96

約数和(自身を含む): 728114400

約数和(自身を除く): 511557480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 72, 87, 90, 116, 120, 145, 174, 180, 232, 261, 290, 348, 360, 435, 522, 580, 696, 870, 1044, 1160, 1305, 1740, 2088, 2610, 3480, 5220, 10440, 20743, 41486, 62229, 82972, 103715, 124458, 165944, 186687, 207430, 248916, 311145, 373374, 414860, 497832, 601547, 622290, 746748, 829720, 933435, 1203094, 1244580, 1493496, 1804641, 1866870, 2406188, 2489160, 3007735, 3609282, 3733740, 4812376, 5413923, 6015470, 7218564, 7467480, 9023205, 10827846, 12030940, 14437128, 18046410, 21655692, 24061880, 27069615, 36092820, 43311384, 54139230, 72185640, 108278460, 216556920]

約数ペア:

[(1, 216556920), (2, 108278460), (3, 72185640), (4, 54139230), (5, 43311384), (6, 36092820), (8, 27069615), (9, 24061880), (10, 21655692), (12, 18046410), (15, 14437128), (18, 12030940), (20, 10827846), (24, 9023205), (29, 7467480), (30, 7218564), (36, 6015470), (40, 5413923), (45, 4812376), (58, 3733740), (60, 3609282), (72, 3007735), (87, 2489160), (90, 2406188), (116, 1866870), (120, 1804641), (145, 1493496), (174, 1244580), (180, 1203094), (232, 933435), (261, 829720), (290, 746748), (348, 622290), (360, 601547), (435, 497832), (522, 414860), (580, 373374), (696, 311145), (870, 248916), (1044, 207430), (1160, 186687), (1305, 165944), (1740, 124458), (2088, 103715), (2610, 82972), (3480, 62229), (5220, 41486), (10440, 20743)]