218840960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:968

約数の個数: 128

約数和(自身を含む): 583480800

約数和(自身を除く): 364639840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 64, 65, 80, 104, 116, 128, 130, 145, 160, 208, 232, 260, 290, 320, 377, 416, 464, 520, 580, 640, 754, 832, 907, 928, 1040, 1160, 1508, 1664, 1814, 1856, 1885, 2080, 2320, 3016, 3628, 3712, 3770, 4160, 4535, 4640, 6032, 7256, 7540, 8320, 9070, 9280, 11791, 12064, 14512, 15080, 18140, 18560, 23582, 24128, 26303, 29024, 30160, 36280, 47164, 48256, 52606, 58048, 58955, 60320, 72560, 94328, 105212, 116096, 117910, 120640, 131515, 145120, 188656, 210424, 235820, 241280, 263030, 290240, 341939, 377312, 420848, 471640, 526060, 580480, 683878, 754624, 841696, 943280, 1052120, 1367756, 1509248, 1683392, 1709695, 1886560, 2104240, 2735512, 3366784, 3419390, 3773120, 4208480, 5471024, 6838780, 7546240, 8416960, 10942048, 13677560, 16833920, 21884096, 27355120, 43768192, 54710240, 109420480, 218840960]

約数ペア:

[(1, 218840960), (2, 109420480), (4, 54710240), (5, 43768192), (8, 27355120), (10, 21884096), (13, 16833920), (16, 13677560), (20, 10942048), (26, 8416960), (29, 7546240), (32, 6838780), (40, 5471024), (52, 4208480), (58, 3773120), (64, 3419390), (65, 3366784), (80, 2735512), (104, 2104240), (116, 1886560), (128, 1709695), (130, 1683392), (145, 1509248), (160, 1367756), (208, 1052120), (232, 943280), (260, 841696), (290, 754624), (320, 683878), (377, 580480), (416, 526060), (464, 471640), (520, 420848), (580, 377312), (640, 341939), (754, 290240), (832, 263030), (907, 241280), (928, 235820), (1040, 210424), (1160, 188656), (1508, 145120), (1664, 131515), (1814, 120640), (1856, 117910), (1885, 116096), (2080, 105212), (2320, 94328), (3016, 72560), (3628, 60320), (3712, 58955), (3770, 58048), (4160, 52606), (4535, 48256), (4640, 47164), (6032, 36280), (7256, 30160), (7540, 29024), (8320, 26303), (9070, 24128), (9280, 23582), (11791, 18560), (12064, 18140), (14512, 15080)]