251581356

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9431}}^1$

素因数の和:9476

約数の個数: 96

約数和(自身を含む): 739468800

約数和(自身を除く): 487887444

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 108, 114, 117, 156, 171, 228, 234, 247, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1026, 1404, 1482, 2052, 2223, 2964, 4446, 6669, 8892, 9431, 13338, 18862, 26676, 28293, 37724, 56586, 84879, 113172, 122603, 169758, 179189, 245206, 254637, 339516, 358378, 367809, 490412, 509274, 537567, 716756, 735618, 1018548, 1075134, 1103427, 1471236, 1612701, 2150268, 2206854, 2329457, 3225402, 3310281, 4413708, 4658914, 4838103, 6450804, 6620562, 6988371, 9317828, 9676206, 13241124, 13976742, 19352412, 20965113, 27953484, 41930226, 62895339, 83860452, 125790678, 251581356]

約数ペア:

[(1, 251581356), (2, 125790678), (3, 83860452), (4, 62895339), (6, 41930226), (9, 27953484), (12, 20965113), (13, 19352412), (18, 13976742), (19, 13241124), (26, 9676206), (27, 9317828), (36, 6988371), (38, 6620562), (39, 6450804), (52, 4838103), (54, 4658914), (57, 4413708), (76, 3310281), (78, 3225402), (108, 2329457), (114, 2206854), (117, 2150268), (156, 1612701), (171, 1471236), (228, 1103427), (234, 1075134), (247, 1018548), (342, 735618), (351, 716756), (468, 537567), (494, 509274), (513, 490412), (684, 367809), (702, 358378), (741, 339516), (988, 254637), (1026, 245206), (1404, 179189), (1482, 169758), (2052, 122603), (2223, 113172), (2964, 84879), (4446, 56586), (6669, 37724), (8892, 28293), (9431, 26676), (13338, 18862)]