78865860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:541

約数の個数: 96

約数和(自身を含む): 230630400

約数和(自身を除く): 151764540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 109, 124, 155, 186, 218, 310, 327, 372, 389, 436, 465, 545, 620, 654, 778, 930, 1090, 1167, 1308, 1556, 1635, 1860, 1945, 2180, 2334, 3270, 3379, 3890, 4668, 5835, 6540, 6758, 7780, 10137, 11670, 12059, 13516, 16895, 20274, 23340, 24118, 33790, 36177, 40548, 42401, 48236, 50685, 60295, 67580, 72354, 84802, 101370, 120590, 127203, 144708, 169604, 180885, 202740, 212005, 241180, 254406, 361770, 424010, 508812, 636015, 723540, 848020, 1272030, 1314431, 2544060, 2628862, 3943293, 5257724, 6572155, 7886586, 13144310, 15773172, 19716465, 26288620, 39432930, 78865860]

約数ペア:

[(1, 78865860), (2, 39432930), (3, 26288620), (4, 19716465), (5, 15773172), (6, 13144310), (10, 7886586), (12, 6572155), (15, 5257724), (20, 3943293), (30, 2628862), (31, 2544060), (60, 1314431), (62, 1272030), (93, 848020), (109, 723540), (124, 636015), (155, 508812), (186, 424010), (218, 361770), (310, 254406), (327, 241180), (372, 212005), (389, 202740), (436, 180885), (465, 169604), (545, 144708), (620, 127203), (654, 120590), (778, 101370), (930, 84802), (1090, 72354), (1167, 67580), (1308, 60295), (1556, 50685), (1635, 48236), (1860, 42401), (1945, 40548), (2180, 36177), (2334, 33790), (3270, 24118), (3379, 23340), (3890, 20274), (4668, 16895), (5835, 13516), (6540, 12059), (6758, 11670), (7780, 10137)]