78144780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2777}}^1$

素因数の和:2863

約数の個数: 96

約数和(自身を含む): 253886976

約数和(自身を除く): 175742196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 268, 335, 402, 420, 469, 670, 804, 938, 1005, 1340, 1407, 1876, 2010, 2345, 2777, 2814, 4020, 4690, 5554, 5628, 7035, 8331, 9380, 11108, 13885, 14070, 16662, 19439, 27770, 28140, 33324, 38878, 41655, 55540, 58317, 77756, 83310, 97195, 116634, 166620, 186059, 194390, 233268, 291585, 372118, 388780, 558177, 583170, 744236, 930295, 1116354, 1166340, 1302413, 1860590, 2232708, 2604826, 2790885, 3721180, 3907239, 5209652, 5581770, 6512065, 7814478, 11163540, 13024130, 15628956, 19536195, 26048260, 39072390, 78144780]

約数ペア:

[(1, 78144780), (2, 39072390), (3, 26048260), (4, 19536195), (5, 15628956), (6, 13024130), (7, 11163540), (10, 7814478), (12, 6512065), (14, 5581770), (15, 5209652), (20, 3907239), (21, 3721180), (28, 2790885), (30, 2604826), (35, 2232708), (42, 1860590), (60, 1302413), (67, 1166340), (70, 1116354), (84, 930295), (105, 744236), (134, 583170), (140, 558177), (201, 388780), (210, 372118), (268, 291585), (335, 233268), (402, 194390), (420, 186059), (469, 166620), (670, 116634), (804, 97195), (938, 83310), (1005, 77756), (1340, 58317), (1407, 55540), (1876, 41655), (2010, 38878), (2345, 33324), (2777, 28140), (2814, 27770), (4020, 19439), (4690, 16662), (5554, 14070), (5628, 13885), (7035, 11108), (8331, 9380)]