211451520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{15733}}^1$

素因数の和:15762

約数の個数: 128

約数和(自身を含む): 770336640

約数和(自身を除く): 558885120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 15733, 31466, 47199, 62932, 78665, 94398, 110131, 125864, 157330, 188796, 220262, 235995, 251728, 314660, 330393, 377592, 440524, 471990, 503456, 550655, 629320, 660786, 755184, 881048, 943980, 1006912, 1101310, 1258640, 1321572, 1510368, 1651965, 1762096, 1887960, 2013824, 2202620, 2517280, 2643144, 3020736, 3303930, 3524192, 3775920, 4405240, 5034560, 5286288, 6041472, 6607860, 7048384, 7551840, 8810480, 10069120, 10572576, 13215720, 14096768, 15103680, 17620960, 21145152, 26431440, 30207360, 35241920, 42290304, 52862880, 70483840, 105725760, 211451520]

約数ペア:

[(1, 211451520), (2, 105725760), (3, 70483840), (4, 52862880), (5, 42290304), (6, 35241920), (7, 30207360), (8, 26431440), (10, 21145152), (12, 17620960), (14, 15103680), (15, 14096768), (16, 13215720), (20, 10572576), (21, 10069120), (24, 8810480), (28, 7551840), (30, 7048384), (32, 6607860), (35, 6041472), (40, 5286288), (42, 5034560), (48, 4405240), (56, 3775920), (60, 3524192), (64, 3303930), (70, 3020736), (80, 2643144), (84, 2517280), (96, 2202620), (105, 2013824), (112, 1887960), (120, 1762096), (128, 1651965), (140, 1510368), (160, 1321572), (168, 1258640), (192, 1101310), (210, 1006912), (224, 943980), (240, 881048), (280, 755184), (320, 660786), (336, 629320), (384, 550655), (420, 503456), (448, 471990), (480, 440524), (560, 377592), (640, 330393), (672, 314660), (840, 251728), (896, 235995), (960, 220262), (1120, 188796), (1344, 157330), (1680, 125864), (1920, 110131), (2240, 94398), (2688, 78665), (3360, 62932), (4480, 47199), (6720, 31466), (13440, 15733)]