158720568

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 439084800

約数和(自身を除く): 280364232

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 43, 51, 68, 83, 86, 102, 109, 129, 136, 166, 172, 204, 218, 249, 258, 327, 332, 344, 408, 436, 498, 516, 654, 664, 731, 872, 996, 1032, 1308, 1411, 1462, 1853, 1992, 2193, 2616, 2822, 2924, 3569, 3706, 4233, 4386, 4687, 5559, 5644, 5848, 7138, 7412, 8466, 8772, 9047, 9374, 10707, 11118, 11288, 14061, 14276, 14824, 16932, 17544, 18094, 18748, 21414, 22236, 27141, 28122, 28552, 33864, 36188, 37496, 42828, 44472, 54282, 56244, 60673, 72376, 79679, 85656, 108564, 112488, 121346, 153799, 159358, 182019, 217128, 239037, 242692, 307598, 318716, 364038, 389021, 461397, 478074, 485384, 615196, 637432, 728076, 778042, 922794, 956148, 1167063, 1230392, 1456152, 1556084, 1845588, 1912296, 2334126, 3112168, 3691176, 4668252, 6613357, 9336504, 13226714, 19840071, 26453428, 39680142, 52906856, 79360284, 158720568]

約数ペア:

[(1, 158720568), (2, 79360284), (3, 52906856), (4, 39680142), (6, 26453428), (8, 19840071), (12, 13226714), (17, 9336504), (24, 6613357), (34, 4668252), (43, 3691176), (51, 3112168), (68, 2334126), (83, 1912296), (86, 1845588), (102, 1556084), (109, 1456152), (129, 1230392), (136, 1167063), (166, 956148), (172, 922794), (204, 778042), (218, 728076), (249, 637432), (258, 615196), (327, 485384), (332, 478074), (344, 461397), (408, 389021), (436, 364038), (498, 318716), (516, 307598), (654, 242692), (664, 239037), (731, 217128), (872, 182019), (996, 159358), (1032, 153799), (1308, 121346), (1411, 112488), (1462, 108564), (1853, 85656), (1992, 79679), (2193, 72376), (2616, 60673), (2822, 56244), (2924, 54282), (3569, 44472), (3706, 42828), (4233, 37496), (4386, 36188), (4687, 33864), (5559, 28552), (5644, 28122), (5848, 27141), (7138, 22236), (7412, 21414), (8466, 18748), (8772, 18094), (9047, 17544), (9374, 16932), (10707, 14824), (11118, 14276), (11288, 14061)]