201568644

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4831}}^1$

素因数の和:4921

約数の個数: 72

約数和(自身を含む): 545242880

約数和(自身を除く): 343674236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 61, 76, 114, 122, 171, 183, 228, 244, 342, 366, 549, 684, 732, 1098, 1159, 2196, 2318, 3477, 4636, 4831, 6954, 9662, 10431, 13908, 14493, 19324, 20862, 28986, 41724, 43479, 57972, 86958, 91789, 173916, 183578, 275367, 294691, 367156, 550734, 589382, 826101, 884073, 1101468, 1178764, 1652202, 1768146, 2652219, 3304404, 3536292, 5304438, 5599129, 10608876, 11198258, 16797387, 22396516, 33594774, 50392161, 67189548, 100784322, 201568644]

約数ペア:

[(1, 201568644), (2, 100784322), (3, 67189548), (4, 50392161), (6, 33594774), (9, 22396516), (12, 16797387), (18, 11198258), (19, 10608876), (36, 5599129), (38, 5304438), (57, 3536292), (61, 3304404), (76, 2652219), (114, 1768146), (122, 1652202), (171, 1178764), (183, 1101468), (228, 884073), (244, 826101), (342, 589382), (366, 550734), (549, 367156), (684, 294691), (732, 275367), (1098, 183578), (1159, 173916), (2196, 91789), (2318, 86958), (3477, 57972), (4636, 43479), (4831, 41724), (6954, 28986), (9662, 20862), (10431, 19324), (13908, 14493)]