81520236

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6343}}^1$

素因数の和:6380

約数の個数: 96

約数和(自身を含む): 255790080

約数和(自身を除く): 174269844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 84, 102, 108, 119, 126, 153, 189, 204, 238, 252, 306, 357, 378, 459, 476, 612, 714, 756, 918, 1071, 1428, 1836, 2142, 3213, 4284, 6343, 6426, 12686, 12852, 19029, 25372, 38058, 44401, 57087, 76116, 88802, 107831, 114174, 133203, 171261, 177604, 215662, 228348, 266406, 323493, 342522, 399609, 431324, 532812, 646986, 685044, 754817, 799218, 970479, 1198827, 1293972, 1509634, 1598436, 1940958, 2264451, 2397654, 2911437, 3019268, 3881916, 4528902, 4795308, 5822874, 6793353, 9057804, 11645748, 13586706, 20380059, 27173412, 40760118, 81520236]

約数ペア:

[(1, 81520236), (2, 40760118), (3, 27173412), (4, 20380059), (6, 13586706), (7, 11645748), (9, 9057804), (12, 6793353), (14, 5822874), (17, 4795308), (18, 4528902), (21, 3881916), (27, 3019268), (28, 2911437), (34, 2397654), (36, 2264451), (42, 1940958), (51, 1598436), (54, 1509634), (63, 1293972), (68, 1198827), (84, 970479), (102, 799218), (108, 754817), (119, 685044), (126, 646986), (153, 532812), (189, 431324), (204, 399609), (238, 342522), (252, 323493), (306, 266406), (357, 228348), (378, 215662), (459, 177604), (476, 171261), (612, 133203), (714, 114174), (756, 107831), (918, 88802), (1071, 76116), (1428, 57087), (1836, 44401), (2142, 38058), (3213, 25372), (4284, 19029), (6343, 12852), (6426, 12686)]