86561640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21859}}^1$

素因数の和:21887

約数の個数: 96

約数和(自身を含む): 306914400

約数和(自身を除く): 220352760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 21859, 43718, 65577, 87436, 109295, 131154, 174872, 196731, 218590, 240449, 262308, 327885, 393462, 437180, 480898, 524616, 655770, 721347, 786924, 874360, 961796, 983655, 1202245, 1311540, 1442694, 1573848, 1923592, 1967310, 2164041, 2404490, 2623080, 2885388, 3606735, 3934620, 4328082, 4808980, 5770776, 7213470, 7869240, 8656164, 9617960, 10820205, 14426940, 17312328, 21640410, 28853880, 43280820, 86561640]

約数ペア:

[(1, 86561640), (2, 43280820), (3, 28853880), (4, 21640410), (5, 17312328), (6, 14426940), (8, 10820205), (9, 9617960), (10, 8656164), (11, 7869240), (12, 7213470), (15, 5770776), (18, 4808980), (20, 4328082), (22, 3934620), (24, 3606735), (30, 2885388), (33, 2623080), (36, 2404490), (40, 2164041), (44, 1967310), (45, 1923592), (55, 1573848), (60, 1442694), (66, 1311540), (72, 1202245), (88, 983655), (90, 961796), (99, 874360), (110, 786924), (120, 721347), (132, 655770), (165, 524616), (180, 480898), (198, 437180), (220, 393462), (264, 327885), (330, 262308), (360, 240449), (396, 218590), (440, 196731), (495, 174872), (660, 131154), (792, 109295), (990, 87436), (1320, 65577), (1980, 43718), (3960, 21859)]