1213203480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{857}}^1$

素因数の和:1169

約数の個数: 128

約数和(自身を含む): 3736212480

約数和(自身を除く): 2523009000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 251, 282, 376, 470, 502, 564, 705, 753, 857, 940, 1004, 1128, 1255, 1410, 1506, 1714, 1880, 2008, 2510, 2571, 2820, 3012, 3428, 3765, 4285, 5020, 5142, 5640, 6024, 6856, 7530, 8570, 10040, 10284, 11797, 12855, 15060, 17140, 20568, 23594, 25710, 30120, 34280, 35391, 40279, 47188, 51420, 58985, 70782, 80558, 94376, 102840, 117970, 120837, 141564, 161116, 176955, 201395, 215107, 235940, 241674, 283128, 322232, 353910, 402790, 430214, 471880, 483348, 604185, 645321, 707820, 805580, 860428, 966696, 1075535, 1208370, 1290642, 1415640, 1611160, 1720856, 2151070, 2416740, 2581284, 3226605, 4302140, 4833480, 5162568, 6453210, 8604280, 10110029, 12906420, 20220058, 25812840, 30330087, 40440116, 50550145, 60660174, 80880232, 101100290, 121320348, 151650435, 202200580, 242640696, 303300870, 404401160, 606601740, 1213203480]

約数ペア:

[(1, 1213203480), (2, 606601740), (3, 404401160), (4, 303300870), (5, 242640696), (6, 202200580), (8, 151650435), (10, 121320348), (12, 101100290), (15, 80880232), (20, 60660174), (24, 50550145), (30, 40440116), (40, 30330087), (47, 25812840), (60, 20220058), (94, 12906420), (120, 10110029), (141, 8604280), (188, 6453210), (235, 5162568), (251, 4833480), (282, 4302140), (376, 3226605), (470, 2581284), (502, 2416740), (564, 2151070), (705, 1720856), (753, 1611160), (857, 1415640), (940, 1290642), (1004, 1208370), (1128, 1075535), (1255, 966696), (1410, 860428), (1506, 805580), (1714, 707820), (1880, 645321), (2008, 604185), (2510, 483348), (2571, 471880), (2820, 430214), (3012, 402790), (3428, 353910), (3765, 322232), (4285, 283128), (5020, 241674), (5142, 235940), (5640, 215107), (6024, 201395), (6856, 176955), (7530, 161116), (8570, 141564), (10040, 120837), (10284, 117970), (11797, 102840), (12855, 94376), (15060, 80558), (17140, 70782), (20568, 58985), (23594, 51420), (25710, 47188), (30120, 40279), (34280, 35391)]