140356580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:538

約数の個数: 144

約数和(自身を含む): 386104320

約数和(自身を除く): 245747740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 49, 52, 65, 70, 91, 92, 98, 115, 130, 140, 161, 182, 196, 230, 245, 260, 299, 322, 364, 455, 460, 479, 490, 598, 637, 644, 805, 910, 958, 980, 1127, 1196, 1274, 1495, 1610, 1820, 1916, 2093, 2254, 2395, 2548, 2990, 3185, 3220, 3353, 4186, 4508, 4790, 5635, 5980, 6227, 6370, 6706, 8372, 9580, 10465, 11017, 11270, 12454, 12740, 13412, 14651, 16765, 20930, 22034, 22540, 23471, 24908, 29302, 31135, 33530, 41860, 43589, 44068, 46942, 55085, 58604, 62270, 67060, 73255, 77119, 87178, 93884, 110170, 117355, 124540, 143221, 146510, 154238, 174356, 217945, 220340, 234710, 286442, 293020, 305123, 308476, 385595, 435890, 469420, 539833, 572884, 610246, 716105, 771190, 871780, 1002547, 1079666, 1220492, 1432210, 1525615, 1542380, 2005094, 2159332, 2699165, 2864420, 3051230, 4010188, 5012735, 5398330, 6102460, 7017829, 10025470, 10796660, 14035658, 20050940, 28071316, 35089145, 70178290, 140356580]

約数ペア:

[(1, 140356580), (2, 70178290), (4, 35089145), (5, 28071316), (7, 20050940), (10, 14035658), (13, 10796660), (14, 10025470), (20, 7017829), (23, 6102460), (26, 5398330), (28, 5012735), (35, 4010188), (46, 3051230), (49, 2864420), (52, 2699165), (65, 2159332), (70, 2005094), (91, 1542380), (92, 1525615), (98, 1432210), (115, 1220492), (130, 1079666), (140, 1002547), (161, 871780), (182, 771190), (196, 716105), (230, 610246), (245, 572884), (260, 539833), (299, 469420), (322, 435890), (364, 385595), (455, 308476), (460, 305123), (479, 293020), (490, 286442), (598, 234710), (637, 220340), (644, 217945), (805, 174356), (910, 154238), (958, 146510), (980, 143221), (1127, 124540), (1196, 117355), (1274, 110170), (1495, 93884), (1610, 87178), (1820, 77119), (1916, 73255), (2093, 67060), (2254, 62270), (2395, 58604), (2548, 55085), (2990, 46942), (3185, 44068), (3220, 43589), (3353, 41860), (4186, 33530), (4508, 31135), (4790, 29302), (5635, 24908), (5980, 23471), (6227, 22540), (6370, 22034), (6706, 20930), (8372, 16765), (9580, 14651), (10465, 13412), (11017, 12740), (11270, 12454)]