315987984

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:270

約数の個数: 240

約数和(自身を含む): 1023684480

約数和(自身を除く): 707696496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 36, 39, 41, 46, 48, 52, 69, 72, 78, 82, 92, 104, 117, 123, 138, 144, 156, 164, 179, 184, 207, 208, 234, 246, 276, 299, 312, 328, 358, 368, 369, 414, 468, 492, 533, 537, 552, 598, 624, 656, 716, 738, 828, 897, 936, 943, 984, 1066, 1074, 1104, 1196, 1432, 1476, 1599, 1611, 1656, 1794, 1872, 1886, 1968, 2132, 2148, 2327, 2392, 2691, 2829, 2864, 2952, 3198, 3222, 3312, 3588, 3772, 4117, 4264, 4296, 4654, 4784, 4797, 5382, 5658, 5904, 6396, 6444, 6981, 7176, 7339, 7544, 8234, 8487, 8528, 8592, 9308, 9594, 10764, 11316, 12259, 12351, 12792, 12888, 13962, 14352, 14678, 15088, 16468, 16974, 18616, 19188, 20943, 21528, 22017, 22632, 24518, 24702, 25584, 25776, 27924, 29356, 32936, 33948, 36777, 37053, 37232, 38376, 41886, 43056, 44034, 45264, 49036, 49404, 53521, 55848, 58712, 65872, 66051, 67896, 73554, 74106, 76752, 83772, 88068, 95407, 98072, 98808, 107042, 110331, 111696, 117424, 132102, 135792, 147108, 148212, 160563, 167544, 168797, 176136, 190814, 196144, 197616, 214084, 220662, 264204, 286221, 294216, 296424, 321126, 335088, 337594, 352272, 381628, 428168, 441324, 481689, 506391, 528408, 572442, 588432, 592848, 642252, 675188, 763256, 856336, 858663, 882648, 963378, 1012782, 1056816, 1144884, 1284504, 1350376, 1519173, 1526512, 1717326, 1765296, 1926756, 2025564, 2194361, 2289768, 2569008, 2700752, 3038346, 3434652, 3853512, 4051128, 4388722, 4579536, 6076692, 6583083, 6869304, 7707024, 8102256, 8777444, 12153384, 13166166, 13738608, 17554888, 19749249, 24306768, 26332332, 35109776, 39498498, 52664664, 78996996, 105329328, 157993992, 315987984]

約数ペア:

[(1, 315987984), (2, 157993992), (3, 105329328), (4, 78996996), (6, 52664664), (8, 39498498), (9, 35109776), (12, 26332332), (13, 24306768), (16, 19749249), (18, 17554888), (23, 13738608), (24, 13166166), (26, 12153384), (36, 8777444), (39, 8102256), (41, 7707024), (46, 6869304), (48, 6583083), (52, 6076692), (69, 4579536), (72, 4388722), (78, 4051128), (82, 3853512), (92, 3434652), (104, 3038346), (117, 2700752), (123, 2569008), (138, 2289768), (144, 2194361), (156, 2025564), (164, 1926756), (179, 1765296), (184, 1717326), (207, 1526512), (208, 1519173), (234, 1350376), (246, 1284504), (276, 1144884), (299, 1056816), (312, 1012782), (328, 963378), (358, 882648), (368, 858663), (369, 856336), (414, 763256), (468, 675188), (492, 642252), (533, 592848), (537, 588432), (552, 572442), (598, 528408), (624, 506391), (656, 481689), (716, 441324), (738, 428168), (828, 381628), (897, 352272), (936, 337594), (943, 335088), (984, 321126), (1066, 296424), (1074, 294216), (1104, 286221), (1196, 264204), (1432, 220662), (1476, 214084), (1599, 197616), (1611, 196144), (1656, 190814), (1794, 176136), (1872, 168797), (1886, 167544), (1968, 160563), (2132, 148212), (2148, 147108), (2327, 135792), (2392, 132102), (2691, 117424), (2829, 111696), (2864, 110331), (2952, 107042), (3198, 98808), (3222, 98072), (3312, 95407), (3588, 88068), (3772, 83772), (4117, 76752), (4264, 74106), (4296, 73554), (4654, 67896), (4784, 66051), (4797, 65872), (5382, 58712), (5658, 55848), (5904, 53521), (6396, 49404), (6444, 49036), (6981, 45264), (7176, 44034), (7339, 43056), (7544, 41886), (8234, 38376), (8487, 37232), (8528, 37053), (8592, 36777), (9308, 33948), (9594, 32936), (10764, 29356), (11316, 27924), (12259, 25776), (12351, 25584), (12792, 24702), (12888, 24518), (13962, 22632), (14352, 22017), (14678, 21528), (15088, 20943), (16468, 19188), (16974, 18616)]