81186560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:99

約数の個数: 288

約数和(自身を含む): 259604352

約数和(自身を除く): 178417792

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 41, 52, 56, 64, 65, 68, 70, 80, 82, 85, 91, 104, 112, 119, 128, 130, 136, 140, 160, 164, 170, 182, 205, 208, 221, 224, 238, 256, 260, 272, 280, 287, 320, 328, 340, 364, 410, 416, 442, 448, 455, 476, 520, 533, 544, 560, 574, 595, 640, 656, 680, 697, 728, 820, 832, 884, 896, 910, 952, 1040, 1066, 1088, 1105, 1120, 1148, 1190, 1280, 1312, 1360, 1394, 1435, 1456, 1547, 1640, 1664, 1768, 1792, 1820, 1904, 2080, 2132, 2176, 2210, 2240, 2296, 2380, 2624, 2665, 2720, 2788, 2870, 2912, 3094, 3280, 3328, 3485, 3536, 3640, 3731, 3808, 4160, 4264, 4352, 4420, 4480, 4592, 4760, 4879, 5248, 5330, 5440, 5576, 5740, 5824, 6188, 6560, 6970, 7072, 7280, 7462, 7616, 7735, 8320, 8528, 8840, 8960, 9061, 9184, 9520, 9758, 10496, 10660, 10880, 11152, 11480, 11648, 12376, 13120, 13940, 14144, 14560, 14924, 15232, 15470, 16640, 17056, 17680, 18122, 18368, 18655, 19040, 19516, 21320, 21760, 22304, 22960, 23296, 24395, 24752, 26240, 27880, 28288, 29120, 29848, 30464, 30940, 34112, 35360, 36244, 36736, 37310, 38080, 39032, 42640, 44608, 45305, 45920, 48790, 49504, 52480, 55760, 56576, 58240, 59696, 61880, 63427, 68224, 70720, 72488, 73472, 74620, 76160, 78064, 85280, 89216, 90610, 91840, 97580, 99008, 111520, 116480, 119392, 123760, 126854, 136448, 141440, 144976, 149240, 152320, 156128, 170560, 178432, 181220, 183680, 195160, 198016, 223040, 238784, 247520, 253708, 282880, 289952, 298480, 312256, 317135, 341120, 362440, 367360, 390320, 396032, 446080, 477568, 495040, 507416, 579904, 596960, 624512, 634270, 682240, 724880, 780640, 892160, 955136, 990080, 1014832, 1159808, 1193920, 1249024, 1268540, 1449760, 1561280, 1980160, 2029664, 2319616, 2387840, 2537080, 2899520, 3122560, 4059328, 4775680, 5074160, 5799040, 6245120, 8118656, 10148320, 11598080, 16237312, 20296640, 40593280, 81186560]

約数ペア:

[(1, 81186560), (2, 40593280), (4, 20296640), (5, 16237312), (7, 11598080), (8, 10148320), (10, 8118656), (13, 6245120), (14, 5799040), (16, 5074160), (17, 4775680), (20, 4059328), (26, 3122560), (28, 2899520), (32, 2537080), (34, 2387840), (35, 2319616), (40, 2029664), (41, 1980160), (52, 1561280), (56, 1449760), (64, 1268540), (65, 1249024), (68, 1193920), (70, 1159808), (80, 1014832), (82, 990080), (85, 955136), (91, 892160), (104, 780640), (112, 724880), (119, 682240), (128, 634270), (130, 624512), (136, 596960), (140, 579904), (160, 507416), (164, 495040), (170, 477568), (182, 446080), (205, 396032), (208, 390320), (221, 367360), (224, 362440), (238, 341120), (256, 317135), (260, 312256), (272, 298480), (280, 289952), (287, 282880), (320, 253708), (328, 247520), (340, 238784), (364, 223040), (410, 198016), (416, 195160), (442, 183680), (448, 181220), (455, 178432), (476, 170560), (520, 156128), (533, 152320), (544, 149240), (560, 144976), (574, 141440), (595, 136448), (640, 126854), (656, 123760), (680, 119392), (697, 116480), (728, 111520), (820, 99008), (832, 97580), (884, 91840), (896, 90610), (910, 89216), (952, 85280), (1040, 78064), (1066, 76160), (1088, 74620), (1105, 73472), (1120, 72488), (1148, 70720), (1190, 68224), (1280, 63427), (1312, 61880), (1360, 59696), (1394, 58240), (1435, 56576), (1456, 55760), (1547, 52480), (1640, 49504), (1664, 48790), (1768, 45920), (1792, 45305), (1820, 44608), (1904, 42640), (2080, 39032), (2132, 38080), (2176, 37310), (2210, 36736), (2240, 36244), (2296, 35360), (2380, 34112), (2624, 30940), (2665, 30464), (2720, 29848), (2788, 29120), (2870, 28288), (2912, 27880), (3094, 26240), (3280, 24752), (3328, 24395), (3485, 23296), (3536, 22960), (3640, 22304), (3731, 21760), (3808, 21320), (4160, 19516), (4264, 19040), (4352, 18655), (4420, 18368), (4480, 18122), (4592, 17680), (4760, 17056), (4879, 16640), (5248, 15470), (5330, 15232), (5440, 14924), (5576, 14560), (5740, 14144), (5824, 13940), (6188, 13120), (6560, 12376), (6970, 11648), (7072, 11480), (7280, 11152), (7462, 10880), (7616, 10660), (7735, 10496), (8320, 9758), (8528, 9520), (8840, 9184), (8960, 9061)]