257149440

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11161}}^1$

素因数の和:11190

約数の個数: 120

約数和(自身を含む): 890660628

約数和(自身を除く): 633511188

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11161, 11520, 22322, 23040, 33483, 44644, 55805, 66966, 89288, 100449, 111610, 133932, 167415, 178576, 200898, 223220, 267864, 334830, 357152, 401796, 446440, 502245, 535728, 669660, 714304, 803592, 892880, 1004490, 1071456, 1339320, 1428608, 1607184, 1785760, 2008980, 2142912, 2678640, 2857216, 3214368, 3571520, 4017960, 4285824, 5357280, 5714432, 6428736, 7143040, 8035920, 8571648, 10714560, 12857472, 14286080, 16071840, 17143296, 21429120, 25714944, 28572160, 32143680, 42858240, 51429888, 64287360, 85716480, 128574720, 257149440]

約数ペア:

[(1, 257149440), (2, 128574720), (3, 85716480), (4, 64287360), (5, 51429888), (6, 42858240), (8, 32143680), (9, 28572160), (10, 25714944), (12, 21429120), (15, 17143296), (16, 16071840), (18, 14286080), (20, 12857472), (24, 10714560), (30, 8571648), (32, 8035920), (36, 7143040), (40, 6428736), (45, 5714432), (48, 5357280), (60, 4285824), (64, 4017960), (72, 3571520), (80, 3214368), (90, 2857216), (96, 2678640), (120, 2142912), (128, 2008980), (144, 1785760), (160, 1607184), (180, 1428608), (192, 1339320), (240, 1071456), (256, 1004490), (288, 892880), (320, 803592), (360, 714304), (384, 669660), (480, 535728), (512, 502245), (576, 446440), (640, 401796), (720, 357152), (768, 334830), (960, 267864), (1152, 223220), (1280, 200898), (1440, 178576), (1536, 167415), (1920, 133932), (2304, 111610), (2560, 100449), (2880, 89288), (3840, 66966), (4608, 55805), (5760, 44644), (7680, 33483), (11161, 23040), (11520, 22322)]