204967740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^2\times {\mathrm{761}}^1$

素因数の和:907

約数の個数: 72

約数和(自身を含む): 583368912

約数和(自身を除く): 378401172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 761, 804, 1005, 1340, 1522, 2010, 2283, 3044, 3805, 4020, 4489, 4566, 7610, 8978, 9132, 11415, 13467, 15220, 17956, 22445, 22830, 26934, 44890, 45660, 50987, 53868, 67335, 89780, 101974, 134670, 152961, 203948, 254935, 269340, 305922, 509870, 611844, 764805, 1019740, 1529610, 3059220, 3416129, 6832258, 10248387, 13664516, 17080645, 20496774, 34161290, 40993548, 51241935, 68322580, 102483870, 204967740]

約数ペア:

[(1, 204967740), (2, 102483870), (3, 68322580), (4, 51241935), (5, 40993548), (6, 34161290), (10, 20496774), (12, 17080645), (15, 13664516), (20, 10248387), (30, 6832258), (60, 3416129), (67, 3059220), (134, 1529610), (201, 1019740), (268, 764805), (335, 611844), (402, 509870), (670, 305922), (761, 269340), (804, 254935), (1005, 203948), (1340, 152961), (1522, 134670), (2010, 101974), (2283, 89780), (3044, 67335), (3805, 53868), (4020, 50987), (4489, 45660), (4566, 44890), (7610, 26934), (8978, 22830), (9132, 22445), (11415, 17956), (13467, 15220)]