278532240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5717}}^1$

素因数の和:5769

約数の個数: 160

約数和(自身を含む): 1021006080

約数和(自身を除く): 742473840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 56, 58, 60, 70, 80, 84, 87, 105, 112, 116, 120, 140, 145, 168, 174, 203, 210, 232, 240, 280, 290, 336, 348, 406, 420, 435, 464, 560, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1392, 1624, 1680, 1740, 2030, 2320, 2436, 3045, 3248, 3480, 4060, 4872, 5717, 6090, 6960, 8120, 9744, 11434, 12180, 16240, 17151, 22868, 24360, 28585, 34302, 40019, 45736, 48720, 57170, 68604, 80038, 85755, 91472, 114340, 120057, 137208, 160076, 165793, 171510, 200095, 228680, 240114, 274416, 320152, 331586, 343020, 400190, 457360, 480228, 497379, 600285, 640304, 663172, 686040, 800380, 828965, 960456, 994758, 1160551, 1200570, 1326344, 1372080, 1600760, 1657930, 1920912, 1989516, 2321102, 2401140, 2486895, 2652688, 3201520, 3315860, 3481653, 3979032, 4642204, 4802280, 4973790, 5802755, 6631720, 6963306, 7958064, 9284408, 9604560, 9947580, 11605510, 13263440, 13926612, 17408265, 18568816, 19895160, 23211020, 27853224, 34816530, 39790320, 46422040, 55706448, 69633060, 92844080, 139266120, 278532240]

約数ペア:

[(1, 278532240), (2, 139266120), (3, 92844080), (4, 69633060), (5, 55706448), (6, 46422040), (7, 39790320), (8, 34816530), (10, 27853224), (12, 23211020), (14, 19895160), (15, 18568816), (16, 17408265), (20, 13926612), (21, 13263440), (24, 11605510), (28, 9947580), (29, 9604560), (30, 9284408), (35, 7958064), (40, 6963306), (42, 6631720), (48, 5802755), (56, 4973790), (58, 4802280), (60, 4642204), (70, 3979032), (80, 3481653), (84, 3315860), (87, 3201520), (105, 2652688), (112, 2486895), (116, 2401140), (120, 2321102), (140, 1989516), (145, 1920912), (168, 1657930), (174, 1600760), (203, 1372080), (210, 1326344), (232, 1200570), (240, 1160551), (280, 994758), (290, 960456), (336, 828965), (348, 800380), (406, 686040), (420, 663172), (435, 640304), (464, 600285), (560, 497379), (580, 480228), (609, 457360), (696, 400190), (812, 343020), (840, 331586), (870, 320152), (1015, 274416), (1160, 240114), (1218, 228680), (1392, 200095), (1624, 171510), (1680, 165793), (1740, 160076), (2030, 137208), (2320, 120057), (2436, 114340), (3045, 91472), (3248, 85755), (3480, 80038), (4060, 68604), (4872, 57170), (5717, 48720), (6090, 45736), (6960, 40019), (8120, 34302), (9744, 28585), (11434, 24360), (12180, 22868), (16240, 17151)]