219688568

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{7321}}^1$

素因数の和:7380

約数の個数: 48

約数和(自身を含む): 467436480

約数和(自身を除く): 247747912

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 121, 124, 242, 248, 341, 484, 682, 968, 1364, 2728, 3751, 7321, 7502, 14642, 15004, 29284, 30008, 58568, 80531, 161062, 226951, 322124, 453902, 644248, 885841, 907804, 1771682, 1815608, 2496461, 3543364, 4992922, 7086728, 9985844, 19971688, 27461071, 54922142, 109844284, 219688568]

約数ペア:

[(1, 219688568), (2, 109844284), (4, 54922142), (8, 27461071), (11, 19971688), (22, 9985844), (31, 7086728), (44, 4992922), (62, 3543364), (88, 2496461), (121, 1815608), (124, 1771682), (242, 907804), (248, 885841), (341, 644248), (484, 453902), (682, 322124), (968, 226951), (1364, 161062), (2728, 80531), (3751, 58568), (7321, 30008), (7502, 29284), (14642, 15004)]