217725648

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20903}}^1$

素因数の和:20952

約数の個数: 80

約数和(自身を含む): 663576576

約数和(自身を除く): 445850928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 20903, 41806, 62709, 83612, 125418, 146321, 167224, 250836, 292642, 334448, 438963, 501672, 585284, 647993, 877926, 1003344, 1170568, 1295986, 1755852, 1943979, 2341136, 2591972, 3511704, 3887958, 4535951, 5183944, 7023408, 7775916, 9071902, 10367888, 13607853, 15551832, 18143804, 27215706, 31103664, 36287608, 54431412, 72575216, 108862824, 217725648]

約数ペア:

[(1, 217725648), (2, 108862824), (3, 72575216), (4, 54431412), (6, 36287608), (7, 31103664), (8, 27215706), (12, 18143804), (14, 15551832), (16, 13607853), (21, 10367888), (24, 9071902), (28, 7775916), (31, 7023408), (42, 5183944), (48, 4535951), (56, 3887958), (62, 3511704), (84, 2591972), (93, 2341136), (112, 1943979), (124, 1755852), (168, 1295986), (186, 1170568), (217, 1003344), (248, 877926), (336, 647993), (372, 585284), (434, 501672), (496, 438963), (651, 334448), (744, 292642), (868, 250836), (1302, 167224), (1488, 146321), (1736, 125418), (2604, 83612), (3472, 62709), (5208, 41806), (10416, 20903)]