78145788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{347}}^1\times {\mathrm{383}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 213276672

約数和(自身を除く): 135130884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 347, 383, 588, 694, 766, 1041, 1149, 1388, 1532, 2082, 2298, 2429, 2681, 4164, 4596, 4858, 5362, 7287, 8043, 9716, 10724, 14574, 16086, 17003, 18767, 29148, 32172, 34006, 37534, 51009, 56301, 68012, 75068, 102018, 112602, 132901, 204036, 225204, 265802, 398703, 531604, 797406, 930307, 1594812, 1860614, 2790921, 3721228, 5581842, 6512149, 11163684, 13024298, 19536447, 26048596, 39072894, 78145788]

約数ペア:

[(1, 78145788), (2, 39072894), (3, 26048596), (4, 19536447), (6, 13024298), (7, 11163684), (12, 6512149), (14, 5581842), (21, 3721228), (28, 2790921), (42, 1860614), (49, 1594812), (84, 930307), (98, 797406), (147, 531604), (196, 398703), (294, 265802), (347, 225204), (383, 204036), (588, 132901), (694, 112602), (766, 102018), (1041, 75068), (1149, 68012), (1388, 56301), (1532, 51009), (2082, 37534), (2298, 34006), (2429, 32172), (2681, 29148), (4164, 18767), (4596, 17003), (4858, 16086), (5362, 14574), (7287, 10724), (8043, 9716)]