82870480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1223}}^1$

素因数の和:1265

約数の個数: 120

約数和(自身を含む): 242234496

約数和(自身を除く): 159364016

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1210, 1223, 1232, 1540, 1694, 1936, 2420, 2446, 3080, 3388, 4235, 4840, 4892, 6115, 6160, 6776, 8470, 8561, 9680, 9784, 12230, 13453, 13552, 16940, 17122, 19568, 24460, 26906, 33880, 34244, 42805, 48920, 53812, 67265, 67760, 68488, 85610, 94171, 97840, 107624, 134530, 136976, 147983, 171220, 188342, 215248, 269060, 295966, 342440, 376684, 470855, 538120, 591932, 684880, 739915, 753368, 941710, 1035881, 1076240, 1183864, 1479830, 1506736, 1883420, 2071762, 2367728, 2959660, 3766840, 4143524, 5179405, 5919320, 7533680, 8287048, 10358810, 11838640, 16574096, 20717620, 41435240, 82870480]

約数ペア:

[(1, 82870480), (2, 41435240), (4, 20717620), (5, 16574096), (7, 11838640), (8, 10358810), (10, 8287048), (11, 7533680), (14, 5919320), (16, 5179405), (20, 4143524), (22, 3766840), (28, 2959660), (35, 2367728), (40, 2071762), (44, 1883420), (55, 1506736), (56, 1479830), (70, 1183864), (77, 1076240), (80, 1035881), (88, 941710), (110, 753368), (112, 739915), (121, 684880), (140, 591932), (154, 538120), (176, 470855), (220, 376684), (242, 342440), (280, 295966), (308, 269060), (385, 215248), (440, 188342), (484, 171220), (560, 147983), (605, 136976), (616, 134530), (770, 107624), (847, 97840), (880, 94171), (968, 85610), (1210, 68488), (1223, 67760), (1232, 67265), (1540, 53812), (1694, 48920), (1936, 42805), (2420, 34244), (2446, 33880), (3080, 26906), (3388, 24460), (4235, 19568), (4840, 17122), (4892, 16940), (6115, 13552), (6160, 13453), (6776, 12230), (8470, 9784), (8561, 9680)]