21893280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2683}}^1$

素因数の和:2718

約数の個数: 96

約数和(自身を含む): 73047744

約数和(自身を除く): 51154464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2683, 2720, 4080, 5366, 8049, 8160, 10732, 13415, 16098, 21464, 26830, 32196, 40245, 42928, 45611, 53660, 64392, 80490, 85856, 91222, 107320, 128784, 136833, 160980, 182444, 214640, 228055, 257568, 273666, 321960, 364888, 429280, 456110, 547332, 643920, 684165, 729776, 912220, 1094664, 1287840, 1368330, 1459552, 1824440, 2189328, 2736660, 3648880, 4378656, 5473320, 7297760, 10946640, 21893280]

約数ペア:

[(1, 21893280), (2, 10946640), (3, 7297760), (4, 5473320), (5, 4378656), (6, 3648880), (8, 2736660), (10, 2189328), (12, 1824440), (15, 1459552), (16, 1368330), (17, 1287840), (20, 1094664), (24, 912220), (30, 729776), (32, 684165), (34, 643920), (40, 547332), (48, 456110), (51, 429280), (60, 364888), (68, 321960), (80, 273666), (85, 257568), (96, 228055), (102, 214640), (120, 182444), (136, 160980), (160, 136833), (170, 128784), (204, 107320), (240, 91222), (255, 85856), (272, 80490), (340, 64392), (408, 53660), (480, 45611), (510, 42928), (544, 40245), (680, 32196), (816, 26830), (1020, 21464), (1360, 16098), (1632, 13415), (2040, 10732), (2683, 8160), (2720, 8049), (4080, 5366)]