655198128

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:181

約数の個数: 240

約数和(自身を含む): 2110108000

約数和(自身を除く): 1454909872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 109, 114, 117, 144, 152, 156, 169, 171, 208, 218, 228, 234, 247, 304, 312, 327, 338, 342, 436, 456, 468, 494, 507, 624, 654, 676, 684, 741, 872, 912, 936, 981, 988, 1014, 1308, 1352, 1368, 1417, 1482, 1521, 1744, 1872, 1962, 1976, 2028, 2071, 2197, 2223, 2616, 2704, 2736, 2834, 2964, 3042, 3211, 3924, 3952, 4056, 4142, 4251, 4394, 4446, 5232, 5668, 5928, 6084, 6213, 6422, 6591, 7848, 8112, 8284, 8502, 8788, 8892, 9633, 11336, 11856, 12168, 12426, 12753, 12844, 13182, 15696, 16568, 17004, 17576, 17784, 18421, 18639, 19266, 19773, 22672, 24336, 24852, 25506, 25688, 26364, 26923, 28899, 33136, 34008, 35152, 35568, 36842, 37278, 38532, 39546, 41743, 49704, 51012, 51376, 52728, 53846, 55263, 57798, 68016, 73684, 74556, 77064, 79092, 80769, 83486, 99408, 102024, 105456, 107692, 110526, 115596, 125229, 147368, 149112, 154128, 158184, 161538, 165789, 166972, 204048, 215384, 221052, 231192, 239473, 242307, 250458, 294736, 298224, 316368, 323076, 331578, 333944, 349999, 375687, 430768, 442104, 462384, 478946, 484614, 500916, 646152, 663156, 667888, 699998, 718419, 751374, 884208, 957892, 969228, 1001832, 1049997, 1292304, 1326312, 1399996, 1436838, 1502748, 1915784, 1938456, 2003664, 2099994, 2155257, 2652624, 2799992, 2873676, 3005496, 3149991, 3831568, 3876912, 4199988, 4310514, 4549987, 5599984, 5747352, 6010992, 6299982, 8399976, 8621028, 9099974, 11494704, 12599964, 13649961, 16799952, 17242056, 18199948, 25199928, 27299922, 34484112, 36399896, 40949883, 50399856, 54599844, 72799792, 81899766, 109199688, 163799532, 218399376, 327599064, 655198128]

約数ペア:

[(1, 655198128), (2, 327599064), (3, 218399376), (4, 163799532), (6, 109199688), (8, 81899766), (9, 72799792), (12, 54599844), (13, 50399856), (16, 40949883), (18, 36399896), (19, 34484112), (24, 27299922), (26, 25199928), (36, 18199948), (38, 17242056), (39, 16799952), (48, 13649961), (52, 12599964), (57, 11494704), (72, 9099974), (76, 8621028), (78, 8399976), (104, 6299982), (109, 6010992), (114, 5747352), (117, 5599984), (144, 4549987), (152, 4310514), (156, 4199988), (169, 3876912), (171, 3831568), (208, 3149991), (218, 3005496), (228, 2873676), (234, 2799992), (247, 2652624), (304, 2155257), (312, 2099994), (327, 2003664), (338, 1938456), (342, 1915784), (436, 1502748), (456, 1436838), (468, 1399996), (494, 1326312), (507, 1292304), (624, 1049997), (654, 1001832), (676, 969228), (684, 957892), (741, 884208), (872, 751374), (912, 718419), (936, 699998), (981, 667888), (988, 663156), (1014, 646152), (1308, 500916), (1352, 484614), (1368, 478946), (1417, 462384), (1482, 442104), (1521, 430768), (1744, 375687), (1872, 349999), (1962, 333944), (1976, 331578), (2028, 323076), (2071, 316368), (2197, 298224), (2223, 294736), (2616, 250458), (2704, 242307), (2736, 239473), (2834, 231192), (2964, 221052), (3042, 215384), (3211, 204048), (3924, 166972), (3952, 165789), (4056, 161538), (4142, 158184), (4251, 154128), (4394, 149112), (4446, 147368), (5232, 125229), (5668, 115596), (5928, 110526), (6084, 107692), (6213, 105456), (6422, 102024), (6591, 99408), (7848, 83486), (8112, 80769), (8284, 79092), (8502, 77064), (8788, 74556), (8892, 73684), (9633, 68016), (11336, 57798), (11856, 55263), (12168, 53846), (12426, 52728), (12753, 51376), (12844, 51012), (13182, 49704), (15696, 41743), (16568, 39546), (17004, 38532), (17576, 37278), (17784, 36842), (18421, 35568), (18639, 35152), (19266, 34008), (19773, 33136), (22672, 28899), (24336, 26923), (24852, 26364), (25506, 25688)]