1386406980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{157189}}^1$

素因数の和:157218

約数の個数: 108

約数和(自身を含む): 4892067180

約数和(自身を除く): 3505660200

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 157189, 314378, 471567, 628756, 785945, 943134, 1100323, 1414701, 1571890, 1886268, 2200646, 2357835, 2829402, 3143780, 3300969, 4401292, 4715670, 5501615, 5658804, 6601938, 7073505, 7702261, 9431340, 9902907, 11003230, 13203876, 14147010, 15404522, 16504845, 19805814, 22006460, 23106783, 28294020, 30809044, 33009690, 38511305, 39611628, 46213566, 49514535, 66019380, 69320349, 77022610, 92427132, 99029070, 115533915, 138640698, 154045220, 198058140, 231067830, 277281396, 346601745, 462135660, 693203490, 1386406980]

約数ペア:

[(1, 1386406980), (2, 693203490), (3, 462135660), (4, 346601745), (5, 277281396), (6, 231067830), (7, 198058140), (9, 154045220), (10, 138640698), (12, 115533915), (14, 99029070), (15, 92427132), (18, 77022610), (20, 69320349), (21, 66019380), (28, 49514535), (30, 46213566), (35, 39611628), (36, 38511305), (42, 33009690), (45, 30809044), (49, 28294020), (60, 23106783), (63, 22006460), (70, 19805814), (84, 16504845), (90, 15404522), (98, 14147010), (105, 13203876), (126, 11003230), (140, 9902907), (147, 9431340), (180, 7702261), (196, 7073505), (210, 6601938), (245, 5658804), (252, 5501615), (294, 4715670), (315, 4401292), (420, 3300969), (441, 3143780), (490, 2829402), (588, 2357835), (630, 2200646), (735, 1886268), (882, 1571890), (980, 1414701), (1260, 1100323), (1470, 943134), (1764, 785945), (2205, 628756), (2940, 471567), (4410, 314378), (8820, 157189)]