140868120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:577

約数の個数: 128

約数和(自身を含む): 451008000

約数和(自身を除く): 310139880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 199, 204, 255, 340, 347, 398, 408, 510, 597, 680, 694, 796, 995, 1020, 1041, 1194, 1388, 1592, 1735, 1990, 2040, 2082, 2388, 2776, 2985, 3383, 3470, 3980, 4164, 4776, 5205, 5899, 5970, 6766, 6940, 7960, 8328, 10149, 10410, 11798, 11940, 13532, 13880, 16915, 17697, 20298, 20820, 23596, 23880, 27064, 29495, 33830, 35394, 40596, 41640, 47192, 50745, 58990, 67660, 69053, 70788, 81192, 88485, 101490, 117980, 135320, 138106, 141576, 176970, 202980, 207159, 235960, 276212, 345265, 353940, 405960, 414318, 552424, 690530, 707880, 828636, 1035795, 1173901, 1381060, 1657272, 2071590, 2347802, 2762120, 3521703, 4143180, 4695604, 5869505, 7043406, 8286360, 9391208, 11739010, 14086812, 17608515, 23478020, 28173624, 35217030, 46956040, 70434060, 140868120]

約数ペア:

[(1, 140868120), (2, 70434060), (3, 46956040), (4, 35217030), (5, 28173624), (6, 23478020), (8, 17608515), (10, 14086812), (12, 11739010), (15, 9391208), (17, 8286360), (20, 7043406), (24, 5869505), (30, 4695604), (34, 4143180), (40, 3521703), (51, 2762120), (60, 2347802), (68, 2071590), (85, 1657272), (102, 1381060), (120, 1173901), (136, 1035795), (170, 828636), (199, 707880), (204, 690530), (255, 552424), (340, 414318), (347, 405960), (398, 353940), (408, 345265), (510, 276212), (597, 235960), (680, 207159), (694, 202980), (796, 176970), (995, 141576), (1020, 138106), (1041, 135320), (1194, 117980), (1388, 101490), (1592, 88485), (1735, 81192), (1990, 70788), (2040, 69053), (2082, 67660), (2388, 58990), (2776, 50745), (2985, 47192), (3383, 41640), (3470, 40596), (3980, 35394), (4164, 33830), (4776, 29495), (5205, 27064), (5899, 23880), (5970, 23596), (6766, 20820), (6940, 20298), (7960, 17697), (8328, 16915), (10149, 13880), (10410, 13532), (11798, 11940)]