281008728

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:607

約数の個数: 288

約数和(自身を含む): 1041964560

約数和(自身を除く): 760955832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 18, 21, 22, 24, 26, 28, 33, 36, 39, 42, 44, 49, 52, 56, 63, 66, 72, 77, 78, 84, 88, 91, 98, 99, 104, 117, 126, 132, 143, 147, 154, 156, 168, 182, 196, 198, 231, 234, 252, 264, 273, 286, 294, 308, 312, 364, 392, 396, 429, 441, 462, 468, 504, 539, 546, 557, 572, 588, 616, 637, 693, 728, 792, 819, 858, 882, 924, 936, 1001, 1078, 1092, 1114, 1144, 1176, 1274, 1287, 1386, 1617, 1638, 1671, 1716, 1764, 1848, 1911, 2002, 2156, 2184, 2228, 2548, 2574, 2772, 3003, 3234, 3276, 3342, 3432, 3528, 3822, 3899, 4004, 4312, 4456, 4851, 5013, 5096, 5148, 5544, 5733, 6006, 6127, 6468, 6552, 6684, 7007, 7241, 7644, 7798, 8008, 9009, 9702, 10026, 10296, 11466, 11697, 12012, 12254, 12936, 13368, 14014, 14482, 15288, 15596, 18018, 18381, 19404, 20052, 21021, 21723, 22932, 23394, 24024, 24508, 27293, 28028, 28964, 31192, 35091, 36036, 36762, 38808, 40104, 42042, 42889, 43446, 45864, 46788, 49016, 50687, 54586, 55143, 56056, 57928, 63063, 65169, 70182, 72072, 73524, 79651, 81879, 84084, 85778, 86892, 93576, 101374, 109172, 110286, 126126, 128667, 130338, 140364, 147048, 152061, 159302, 163758, 168168, 171556, 173784, 202748, 218344, 220572, 238953, 245637, 252252, 257334, 260676, 280728, 300223, 304122, 318604, 327516, 343112, 354809, 386001, 405496, 441144, 456183, 477906, 491274, 504504, 514668, 521352, 557557, 600446, 608244, 637208, 655032, 709618, 716859, 772002, 900669, 912366, 955812, 982548, 1029336, 1064427, 1115114, 1200892, 1216488, 1419236, 1433718, 1544004, 1672671, 1801338, 1824732, 1911624, 1965096, 2128854, 2230228, 2401784, 2702007, 2838472, 2867436, 3088008, 3193281, 3345342, 3602676, 3649464, 3902899, 4257708, 4460456, 5018013, 5404014, 5734872, 6386562, 6690684, 7205352, 7805798, 8515416, 10036026, 10808028, 11708697, 12773124, 13381368, 15611596, 20072052, 21616056, 23417394, 25546248, 31223192, 35126091, 40144104, 46834788, 70252182, 93669576, 140504364, 281008728]

約数ペア:

[(1, 281008728), (2, 140504364), (3, 93669576), (4, 70252182), (6, 46834788), (7, 40144104), (8, 35126091), (9, 31223192), (11, 25546248), (12, 23417394), (13, 21616056), (14, 20072052), (18, 15611596), (21, 13381368), (22, 12773124), (24, 11708697), (26, 10808028), (28, 10036026), (33, 8515416), (36, 7805798), (39, 7205352), (42, 6690684), (44, 6386562), (49, 5734872), (52, 5404014), (56, 5018013), (63, 4460456), (66, 4257708), (72, 3902899), (77, 3649464), (78, 3602676), (84, 3345342), (88, 3193281), (91, 3088008), (98, 2867436), (99, 2838472), (104, 2702007), (117, 2401784), (126, 2230228), (132, 2128854), (143, 1965096), (147, 1911624), (154, 1824732), (156, 1801338), (168, 1672671), (182, 1544004), (196, 1433718), (198, 1419236), (231, 1216488), (234, 1200892), (252, 1115114), (264, 1064427), (273, 1029336), (286, 982548), (294, 955812), (308, 912366), (312, 900669), (364, 772002), (392, 716859), (396, 709618), (429, 655032), (441, 637208), (462, 608244), (468, 600446), (504, 557557), (539, 521352), (546, 514668), (557, 504504), (572, 491274), (588, 477906), (616, 456183), (637, 441144), (693, 405496), (728, 386001), (792, 354809), (819, 343112), (858, 327516), (882, 318604), (924, 304122), (936, 300223), (1001, 280728), (1078, 260676), (1092, 257334), (1114, 252252), (1144, 245637), (1176, 238953), (1274, 220572), (1287, 218344), (1386, 202748), (1617, 173784), (1638, 171556), (1671, 168168), (1716, 163758), (1764, 159302), (1848, 152061), (1911, 147048), (2002, 140364), (2156, 130338), (2184, 128667), (2228, 126126), (2548, 110286), (2574, 109172), (2772, 101374), (3003, 93576), (3234, 86892), (3276, 85778), (3342, 84084), (3432, 81879), (3528, 79651), (3822, 73524), (3899, 72072), (4004, 70182), (4312, 65169), (4456, 63063), (4851, 57928), (5013, 56056), (5096, 55143), (5148, 54586), (5544, 50687), (5733, 49016), (6006, 46788), (6127, 45864), (6468, 43446), (6552, 42889), (6684, 42042), (7007, 40104), (7241, 38808), (7644, 36762), (7798, 36036), (8008, 35091), (9009, 31192), (9702, 28964), (10026, 28028), (10296, 27293), (11466, 24508), (11697, 24024), (12012, 23394), (12254, 22932), (12936, 21723), (13368, 21021), (14014, 20052), (14482, 19404), (15288, 18381), (15596, 18018)]