79976820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2473}}^1$

素因数の和:2510

約数の個数: 144

約数和(自身を含む): 284292288

約数和(自身を除く): 204315468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1470, 1540, 1617, 2156, 2310, 2473, 2695, 2940, 3234, 4620, 4946, 5390, 6468, 7419, 8085, 9892, 10780, 12365, 14838, 16170, 17311, 24730, 27203, 29676, 32340, 34622, 37095, 49460, 51933, 54406, 69244, 74190, 81609, 86555, 103866, 108812, 121177, 136015, 148380, 163218, 173110, 190421, 207732, 242354, 259665, 272030, 326436, 346220, 363531, 380842, 408045, 484708, 519330, 544060, 571263, 605885, 727062, 761684, 816090, 952105, 1038660, 1142526, 1211770, 1332947, 1454124, 1632180, 1817655, 1904210, 2285052, 2423540, 2665894, 2856315, 3635310, 3808420, 3998841, 5331788, 5712630, 6664735, 7270620, 7997682, 11425260, 13329470, 15995364, 19994205, 26658940, 39988410, 79976820]

約数ペア:

[(1, 79976820), (2, 39988410), (3, 26658940), (4, 19994205), (5, 15995364), (6, 13329470), (7, 11425260), (10, 7997682), (11, 7270620), (12, 6664735), (14, 5712630), (15, 5331788), (20, 3998841), (21, 3808420), (22, 3635310), (28, 2856315), (30, 2665894), (33, 2423540), (35, 2285052), (42, 1904210), (44, 1817655), (49, 1632180), (55, 1454124), (60, 1332947), (66, 1211770), (70, 1142526), (77, 1038660), (84, 952105), (98, 816090), (105, 761684), (110, 727062), (132, 605885), (140, 571263), (147, 544060), (154, 519330), (165, 484708), (196, 408045), (210, 380842), (220, 363531), (231, 346220), (245, 326436), (294, 272030), (308, 259665), (330, 242354), (385, 207732), (420, 190421), (462, 173110), (490, 163218), (539, 148380), (588, 136015), (660, 121177), (735, 108812), (770, 103866), (924, 86555), (980, 81609), (1078, 74190), (1155, 69244), (1470, 54406), (1540, 51933), (1617, 49460), (2156, 37095), (2310, 34622), (2473, 32340), (2695, 29676), (2940, 27203), (3234, 24730), (4620, 17311), (4946, 16170), (5390, 14838), (6468, 12365), (7419, 10780), (8085, 9892)]