28328664

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 94802400

約数和(自身を除く): 66473736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 17, 21, 24, 26, 28, 34, 39, 42, 49, 51, 52, 56, 68, 78, 84, 91, 98, 102, 104, 109, 119, 136, 147, 156, 168, 182, 196, 204, 218, 221, 238, 273, 294, 312, 327, 357, 364, 392, 408, 436, 442, 476, 546, 588, 637, 654, 663, 714, 728, 763, 833, 872, 884, 952, 1092, 1176, 1274, 1308, 1326, 1417, 1428, 1526, 1547, 1666, 1768, 1853, 1911, 2184, 2289, 2499, 2548, 2616, 2652, 2834, 2856, 3052, 3094, 3332, 3706, 3822, 4251, 4578, 4641, 4998, 5096, 5304, 5341, 5559, 5668, 6104, 6188, 6664, 7412, 7644, 8502, 9156, 9282, 9919, 9996, 10682, 10829, 11118, 11336, 12376, 12971, 14824, 15288, 16023, 17004, 18312, 18564, 19838, 19992, 21364, 21658, 22236, 24089, 25942, 29757, 32046, 32487, 34008, 37128, 38913, 39676, 42728, 43316, 44472, 48178, 51884, 59514, 64092, 64974, 69433, 72267, 77826, 79352, 86632, 90797, 96356, 103768, 119028, 128184, 129948, 138866, 144534, 155652, 168623, 181594, 192712, 208299, 238056, 259896, 272391, 277732, 289068, 311304, 337246, 363188, 416598, 505869, 544782, 555464, 578136, 674492, 726376, 833196, 1011738, 1089564, 1180361, 1348984, 1666392, 2023476, 2179128, 2360722, 3541083, 4046952, 4721444, 7082166, 9442888, 14164332, 28328664]

約数ペア:

[(1, 28328664), (2, 14164332), (3, 9442888), (4, 7082166), (6, 4721444), (7, 4046952), (8, 3541083), (12, 2360722), (13, 2179128), (14, 2023476), (17, 1666392), (21, 1348984), (24, 1180361), (26, 1089564), (28, 1011738), (34, 833196), (39, 726376), (42, 674492), (49, 578136), (51, 555464), (52, 544782), (56, 505869), (68, 416598), (78, 363188), (84, 337246), (91, 311304), (98, 289068), (102, 277732), (104, 272391), (109, 259896), (119, 238056), (136, 208299), (147, 192712), (156, 181594), (168, 168623), (182, 155652), (196, 144534), (204, 138866), (218, 129948), (221, 128184), (238, 119028), (273, 103768), (294, 96356), (312, 90797), (327, 86632), (357, 79352), (364, 77826), (392, 72267), (408, 69433), (436, 64974), (442, 64092), (476, 59514), (546, 51884), (588, 48178), (637, 44472), (654, 43316), (663, 42728), (714, 39676), (728, 38913), (763, 37128), (833, 34008), (872, 32487), (884, 32046), (952, 29757), (1092, 25942), (1176, 24089), (1274, 22236), (1308, 21658), (1326, 21364), (1417, 19992), (1428, 19838), (1526, 18564), (1547, 18312), (1666, 17004), (1768, 16023), (1853, 15288), (1911, 14824), (2184, 12971), (2289, 12376), (2499, 11336), (2548, 11118), (2616, 10829), (2652, 10682), (2834, 9996), (2856, 9919), (3052, 9282), (3094, 9156), (3332, 8502), (3706, 7644), (3822, 7412), (4251, 6664), (4578, 6188), (4641, 6104), (4998, 5668), (5096, 5559), (5304, 5341)]