7781584920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{409}}^1\times {\mathrm{479}}^1$

素因数の和:1233

約数の個数: 128

約数和(自身を含む): 23521536000

約数和(自身を除く): 15739951080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 409, 479, 662, 818, 958, 993, 1227, 1324, 1437, 1636, 1655, 1916, 1986, 2045, 2395, 2454, 2648, 2874, 3272, 3310, 3832, 3972, 4090, 4790, 4908, 4965, 5748, 6135, 6620, 7185, 7944, 8180, 9580, 9816, 9930, 11496, 12270, 13240, 14370, 16360, 19160, 19860, 24540, 28740, 39720, 49080, 57480, 135379, 158549, 195911, 270758, 317098, 391822, 406137, 475647, 541516, 587733, 634196, 676895, 783644, 792745, 812274, 951294, 979555, 1083032, 1175466, 1268392, 1353790, 1567288, 1585490, 1624548, 1902588, 1959110, 2030685, 2350932, 2378235, 2707580, 2938665, 3170980, 3249096, 3805176, 3918220, 4061370, 4701864, 4756470, 5415160, 5877330, 6341960, 7836440, 8122740, 9512940, 11754660, 16245480, 19025880, 23509320, 64846541, 129693082, 194539623, 259386164, 324232705, 389079246, 518772328, 648465410, 778158492, 972698115, 1296930820, 1556316984, 1945396230, 2593861640, 3890792460, 7781584920]

約数ペア:

[(1, 7781584920), (2, 3890792460), (3, 2593861640), (4, 1945396230), (5, 1556316984), (6, 1296930820), (8, 972698115), (10, 778158492), (12, 648465410), (15, 518772328), (20, 389079246), (24, 324232705), (30, 259386164), (40, 194539623), (60, 129693082), (120, 64846541), (331, 23509320), (409, 19025880), (479, 16245480), (662, 11754660), (818, 9512940), (958, 8122740), (993, 7836440), (1227, 6341960), (1324, 5877330), (1437, 5415160), (1636, 4756470), (1655, 4701864), (1916, 4061370), (1986, 3918220), (2045, 3805176), (2395, 3249096), (2454, 3170980), (2648, 2938665), (2874, 2707580), (3272, 2378235), (3310, 2350932), (3832, 2030685), (3972, 1959110), (4090, 1902588), (4790, 1624548), (4908, 1585490), (4965, 1567288), (5748, 1353790), (6135, 1268392), (6620, 1175466), (7185, 1083032), (7944, 979555), (8180, 951294), (9580, 812274), (9816, 792745), (9930, 783644), (11496, 676895), (12270, 634196), (13240, 587733), (14370, 541516), (16360, 475647), (19160, 406137), (19860, 391822), (24540, 317098), (28740, 270758), (39720, 195911), (49080, 158549), (57480, 135379)]