78906408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 236544000

約数和(自身を除く): 157637592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 109, 124, 139, 168, 186, 217, 218, 248, 278, 327, 372, 417, 434, 436, 556, 651, 654, 744, 763, 834, 868, 872, 973, 1112, 1302, 1308, 1526, 1668, 1736, 1946, 2289, 2604, 2616, 2919, 3052, 3336, 3379, 3892, 4309, 4578, 5208, 5838, 6104, 6758, 7784, 8618, 9156, 10137, 11676, 12927, 13516, 15151, 17236, 18312, 20274, 23352, 23653, 25854, 27032, 30163, 30302, 34472, 40548, 45453, 47306, 51708, 60326, 60604, 70959, 81096, 90489, 90906, 94612, 103416, 106057, 120652, 121208, 141918, 180978, 181812, 189224, 212114, 241304, 283836, 318171, 361956, 363624, 424228, 469681, 567672, 636342, 723912, 848456, 939362, 1272684, 1409043, 1878724, 2545368, 2818086, 3287767, 3757448, 5636172, 6575534, 9863301, 11272344, 13151068, 19726602, 26302136, 39453204, 78906408]

約数ペア:

[(1, 78906408), (2, 39453204), (3, 26302136), (4, 19726602), (6, 13151068), (7, 11272344), (8, 9863301), (12, 6575534), (14, 5636172), (21, 3757448), (24, 3287767), (28, 2818086), (31, 2545368), (42, 1878724), (56, 1409043), (62, 1272684), (84, 939362), (93, 848456), (109, 723912), (124, 636342), (139, 567672), (168, 469681), (186, 424228), (217, 363624), (218, 361956), (248, 318171), (278, 283836), (327, 241304), (372, 212114), (417, 189224), (434, 181812), (436, 180978), (556, 141918), (651, 121208), (654, 120652), (744, 106057), (763, 103416), (834, 94612), (868, 90906), (872, 90489), (973, 81096), (1112, 70959), (1302, 60604), (1308, 60326), (1526, 51708), (1668, 47306), (1736, 45453), (1946, 40548), (2289, 34472), (2604, 30302), (2616, 30163), (2919, 27032), (3052, 25854), (3336, 23653), (3379, 23352), (3892, 20274), (4309, 18312), (4578, 17236), (5208, 15151), (5838, 13516), (6104, 12927), (6758, 11676), (7784, 10137), (8618, 9156)]