1398560940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{158567}}^1$

素因数の和:158596

約数の個数: 108

約数和(自身を含む): 4934953296

約数和(自身を除く): 3536392356

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, 158567, 317134, 475701, 634268, 792835, 951402, 1109969, 1427103, 1585670, 1902804, 2219938, 2378505, 2854206, 3171340, 3329907, 4439876, 4757010, 5549845, 5708412, 6659814, 7135515, 7769783, 9514020, 9989721, 11099690, 13319628, 14271030, 15539566, 16649535, 19979442, 22199380, 23309349, 28542060, 31079132, 33299070, 38848915, 39958884, 46618698, 49948605, 66598140, 69928047, 77697830, 93237396, 99897210, 116546745, 139856094, 155395660, 199794420, 233093490, 279712188, 349640235, 466186980, 699280470, 1398560940]

約数ペア:

[(1, 1398560940), (2, 699280470), (3, 466186980), (4, 349640235), (5, 279712188), (6, 233093490), (7, 199794420), (9, 155395660), (10, 139856094), (12, 116546745), (14, 99897210), (15, 93237396), (18, 77697830), (20, 69928047), (21, 66598140), (28, 49948605), (30, 46618698), (35, 39958884), (36, 38848915), (42, 33299070), (45, 31079132), (49, 28542060), (60, 23309349), (63, 22199380), (70, 19979442), (84, 16649535), (90, 15539566), (98, 14271030), (105, 13319628), (126, 11099690), (140, 9989721), (147, 9514020), (180, 7769783), (196, 7135515), (210, 6659814), (245, 5708412), (252, 5549845), (294, 4757010), (315, 4439876), (420, 3329907), (441, 3171340), (490, 2854206), (588, 2378505), (630, 2219938), (735, 1902804), (882, 1585670), (980, 1427103), (1260, 1109969), (1470, 951402), (1764, 792835), (2205, 634268), (2940, 475701), (4410, 317134), (8820, 158567)]