438745680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{887}}^1$

素因数の和:1138

約数の個数: 160

約数和(自身を含む): 1519545600

約数和(自身を除く): 1080799920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 229, 240, 270, 360, 432, 458, 540, 687, 720, 887, 916, 1080, 1145, 1374, 1774, 1832, 2061, 2160, 2290, 2661, 2748, 3435, 3548, 3664, 4122, 4435, 4580, 5322, 5496, 6183, 6870, 7096, 7983, 8244, 8870, 9160, 10305, 10644, 10992, 12366, 13305, 13740, 14192, 15966, 16488, 17740, 18320, 20610, 21288, 23949, 24732, 26610, 27480, 30915, 31932, 32976, 35480, 39915, 41220, 42576, 47898, 49464, 53220, 54960, 61830, 63864, 70960, 79830, 82440, 95796, 98928, 106440, 119745, 123660, 127728, 159660, 164880, 191592, 203123, 212880, 239490, 247320, 319320, 383184, 406246, 478980, 494640, 609369, 638640, 812492, 957960, 1015615, 1218738, 1624984, 1828107, 1915920, 2031230, 2437476, 3046845, 3249968, 3656214, 4062460, 4874952, 5484321, 6093690, 7312428, 8124920, 9140535, 9749904, 10968642, 12187380, 14624856, 16249840, 18281070, 21937284, 24374760, 27421605, 29249712, 36562140, 43874568, 48749520, 54843210, 73124280, 87749136, 109686420, 146248560, 219372840, 438745680]

約数ペア:

[(1, 438745680), (2, 219372840), (3, 146248560), (4, 109686420), (5, 87749136), (6, 73124280), (8, 54843210), (9, 48749520), (10, 43874568), (12, 36562140), (15, 29249712), (16, 27421605), (18, 24374760), (20, 21937284), (24, 18281070), (27, 16249840), (30, 14624856), (36, 12187380), (40, 10968642), (45, 9749904), (48, 9140535), (54, 8124920), (60, 7312428), (72, 6093690), (80, 5484321), (90, 4874952), (108, 4062460), (120, 3656214), (135, 3249968), (144, 3046845), (180, 2437476), (216, 2031230), (229, 1915920), (240, 1828107), (270, 1624984), (360, 1218738), (432, 1015615), (458, 957960), (540, 812492), (687, 638640), (720, 609369), (887, 494640), (916, 478980), (1080, 406246), (1145, 383184), (1374, 319320), (1774, 247320), (1832, 239490), (2061, 212880), (2160, 203123), (2290, 191592), (2661, 164880), (2748, 159660), (3435, 127728), (3548, 123660), (3664, 119745), (4122, 106440), (4435, 98928), (4580, 95796), (5322, 82440), (5496, 79830), (6183, 70960), (6870, 63864), (7096, 61830), (7983, 54960), (8244, 53220), (8870, 49464), (9160, 47898), (10305, 42576), (10644, 41220), (10992, 39915), (12366, 35480), (13305, 32976), (13740, 31932), (14192, 30915), (15966, 27480), (16488, 26610), (17740, 24732), (18320, 23949), (20610, 21288)]