123645240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:286

約数の個数: 192

約数和(自身を含む): 426254400

約数和(自身を除く): 302609160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 109, 115, 120, 137, 138, 180, 184, 207, 218, 230, 274, 276, 327, 345, 360, 411, 414, 436, 460, 545, 548, 552, 654, 685, 690, 822, 828, 872, 920, 981, 1035, 1090, 1096, 1233, 1308, 1370, 1380, 1635, 1644, 1656, 1962, 2055, 2070, 2180, 2466, 2507, 2616, 2740, 2760, 3151, 3270, 3288, 3924, 4110, 4140, 4360, 4905, 4932, 5014, 5480, 6165, 6302, 6540, 7521, 7848, 8220, 8280, 9453, 9810, 9864, 10028, 12330, 12535, 12604, 13080, 14933, 15042, 15755, 16440, 18906, 19620, 20056, 22563, 24660, 25070, 25208, 28359, 29866, 30084, 31510, 37605, 37812, 39240, 44799, 45126, 47265, 49320, 50140, 56718, 59732, 60168, 63020, 74665, 75210, 75624, 89598, 90252, 94530, 100280, 112815, 113436, 119464, 126040, 134397, 141795, 149330, 150420, 179196, 180504, 189060, 223995, 225630, 226872, 268794, 283590, 298660, 300840, 343459, 358392, 378120, 447990, 451260, 537588, 567180, 597320, 671985, 686918, 895980, 902520, 1030377, 1075176, 1134360, 1343970, 1373836, 1717295, 1791960, 2060754, 2687940, 2747672, 3091131, 3434590, 4121508, 5151885, 5375880, 6182262, 6869180, 8243016, 10303770, 12364524, 13738360, 15455655, 20607540, 24729048, 30911310, 41215080, 61822620, 123645240]

約数ペア:

[(1, 123645240), (2, 61822620), (3, 41215080), (4, 30911310), (5, 24729048), (6, 20607540), (8, 15455655), (9, 13738360), (10, 12364524), (12, 10303770), (15, 8243016), (18, 6869180), (20, 6182262), (23, 5375880), (24, 5151885), (30, 4121508), (36, 3434590), (40, 3091131), (45, 2747672), (46, 2687940), (60, 2060754), (69, 1791960), (72, 1717295), (90, 1373836), (92, 1343970), (109, 1134360), (115, 1075176), (120, 1030377), (137, 902520), (138, 895980), (180, 686918), (184, 671985), (207, 597320), (218, 567180), (230, 537588), (274, 451260), (276, 447990), (327, 378120), (345, 358392), (360, 343459), (411, 300840), (414, 298660), (436, 283590), (460, 268794), (545, 226872), (548, 225630), (552, 223995), (654, 189060), (685, 180504), (690, 179196), (822, 150420), (828, 149330), (872, 141795), (920, 134397), (981, 126040), (1035, 119464), (1090, 113436), (1096, 112815), (1233, 100280), (1308, 94530), (1370, 90252), (1380, 89598), (1635, 75624), (1644, 75210), (1656, 74665), (1962, 63020), (2055, 60168), (2070, 59732), (2180, 56718), (2466, 50140), (2507, 49320), (2616, 47265), (2740, 45126), (2760, 44799), (3151, 39240), (3270, 37812), (3288, 37605), (3924, 31510), (4110, 30084), (4140, 29866), (4360, 28359), (4905, 25208), (4932, 25070), (5014, 24660), (5480, 22563), (6165, 20056), (6302, 19620), (6540, 18906), (7521, 16440), (7848, 15755), (8220, 15042), (8280, 14933), (9453, 13080), (9810, 12604), (9864, 12535), (10028, 12330)]