281254320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12601}}^1$

素因数の和:12651

約数の個数: 120

約数和(自身を含む): 975092352

約数和(自身を除く): 693838032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 12601, 22320, 25202, 37803, 50404, 63005, 75606, 100808, 113409, 126010, 151212, 189015, 201616, 226818, 252020, 302424, 378030, 390631, 453636, 504040, 567045, 604848, 756060, 781262, 907272, 1008080, 1134090, 1171893, 1512120, 1562524, 1814544, 1953155, 2268180, 2343786, 3024240, 3125048, 3515679, 3906310, 4536360, 4687572, 5859465, 6250096, 7031358, 7812620, 9072720, 9375144, 11718930, 14062716, 15625240, 17578395, 18750288, 23437860, 28125432, 31250480, 35156790, 46875720, 56250864, 70313580, 93751440, 140627160, 281254320]

約数ペア:

[(1, 281254320), (2, 140627160), (3, 93751440), (4, 70313580), (5, 56250864), (6, 46875720), (8, 35156790), (9, 31250480), (10, 28125432), (12, 23437860), (15, 18750288), (16, 17578395), (18, 15625240), (20, 14062716), (24, 11718930), (30, 9375144), (31, 9072720), (36, 7812620), (40, 7031358), (45, 6250096), (48, 5859465), (60, 4687572), (62, 4536360), (72, 3906310), (80, 3515679), (90, 3125048), (93, 3024240), (120, 2343786), (124, 2268180), (144, 1953155), (155, 1814544), (180, 1562524), (186, 1512120), (240, 1171893), (248, 1134090), (279, 1008080), (310, 907272), (360, 781262), (372, 756060), (465, 604848), (496, 567045), (558, 504040), (620, 453636), (720, 390631), (744, 378030), (930, 302424), (1116, 252020), (1240, 226818), (1395, 201616), (1488, 189015), (1860, 151212), (2232, 126010), (2480, 113409), (2790, 100808), (3720, 75606), (4464, 63005), (5580, 50404), (7440, 37803), (11160, 25202), (12601, 22320)]