211978512

素因数分解:

$2^4\times 3^3\times {\mathrm{181}}^1\times {\mathrm{2711}}^1$

素因数の和:2909

約数の個数: 80

約数和(自身を含む): 612044160

約数和(自身を除く): 400065648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 181, 216, 362, 432, 543, 724, 1086, 1448, 1629, 2172, 2711, 2896, 3258, 4344, 4887, 5422, 6516, 8133, 8688, 9774, 10844, 13032, 16266, 19548, 21688, 24399, 26064, 32532, 39096, 43376, 48798, 65064, 73197, 78192, 97596, 130128, 146394, 195192, 292788, 390384, 490691, 585576, 981382, 1171152, 1472073, 1962764, 2944146, 3925528, 4416219, 5888292, 7851056, 8832438, 11776584, 13248657, 17664876, 23553168, 26497314, 35329752, 52994628, 70659504, 105989256, 211978512]

約数ペア:

[(1, 211978512), (2, 105989256), (3, 70659504), (4, 52994628), (6, 35329752), (8, 26497314), (9, 23553168), (12, 17664876), (16, 13248657), (18, 11776584), (24, 8832438), (27, 7851056), (36, 5888292), (48, 4416219), (54, 3925528), (72, 2944146), (108, 1962764), (144, 1472073), (181, 1171152), (216, 981382), (362, 585576), (432, 490691), (543, 390384), (724, 292788), (1086, 195192), (1448, 146394), (1629, 130128), (2172, 97596), (2711, 78192), (2896, 73197), (3258, 65064), (4344, 48798), (4887, 43376), (5422, 39096), (6516, 32532), (8133, 26064), (8688, 24399), (9774, 21688), (10844, 19548), (13032, 16266)]