128072560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1$

素因数の和:1271

約数の個数: 160

約数和(自身を含む): 393403392

約数和(自身を除く): 265330832

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 140, 154, 170, 176, 187, 220, 238, 272, 280, 308, 340, 374, 385, 440, 476, 560, 595, 616, 680, 748, 770, 880, 935, 952, 1190, 1223, 1232, 1309, 1360, 1496, 1540, 1870, 1904, 2380, 2446, 2618, 2992, 3080, 3740, 4760, 4892, 5236, 6115, 6160, 6545, 7480, 8561, 9520, 9784, 10472, 12230, 13090, 13453, 14960, 17122, 19568, 20791, 20944, 24460, 26180, 26906, 34244, 41582, 42805, 48920, 52360, 53812, 67265, 68488, 83164, 85610, 94171, 97840, 103955, 104720, 107624, 134530, 136976, 145537, 166328, 171220, 188342, 207910, 215248, 228701, 269060, 291074, 332656, 342440, 376684, 415820, 457402, 470855, 538120, 582148, 684880, 727685, 753368, 831640, 914804, 941710, 1076240, 1143505, 1164296, 1455370, 1506736, 1600907, 1663280, 1829608, 1883420, 2287010, 2328592, 2910740, 3201814, 3659216, 3766840, 4574020, 5821480, 6403628, 7533680, 8004535, 9148040, 11642960, 12807256, 16009070, 18296080, 25614512, 32018140, 64036280, 128072560]

約数ペア:

[(1, 128072560), (2, 64036280), (4, 32018140), (5, 25614512), (7, 18296080), (8, 16009070), (10, 12807256), (11, 11642960), (14, 9148040), (16, 8004535), (17, 7533680), (20, 6403628), (22, 5821480), (28, 4574020), (34, 3766840), (35, 3659216), (40, 3201814), (44, 2910740), (55, 2328592), (56, 2287010), (68, 1883420), (70, 1829608), (77, 1663280), (80, 1600907), (85, 1506736), (88, 1455370), (110, 1164296), (112, 1143505), (119, 1076240), (136, 941710), (140, 914804), (154, 831640), (170, 753368), (176, 727685), (187, 684880), (220, 582148), (238, 538120), (272, 470855), (280, 457402), (308, 415820), (340, 376684), (374, 342440), (385, 332656), (440, 291074), (476, 269060), (560, 228701), (595, 215248), (616, 207910), (680, 188342), (748, 171220), (770, 166328), (880, 145537), (935, 136976), (952, 134530), (1190, 107624), (1223, 104720), (1232, 103955), (1309, 97840), (1360, 94171), (1496, 85610), (1540, 83164), (1870, 68488), (1904, 67265), (2380, 53812), (2446, 52360), (2618, 48920), (2992, 42805), (3080, 41582), (3740, 34244), (4760, 26906), (4892, 26180), (5236, 24460), (6115, 20944), (6160, 20791), (6545, 19568), (7480, 17122), (8561, 14960), (9520, 13453), (9784, 13090), (10472, 12230)]