398640900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:243

約数の個数: 288

約数和(自身を含む): 1415464960

約数和(自身を除く): 1016824060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 97, 100, 103, 105, 114, 133, 140, 150, 175, 190, 194, 206, 210, 228, 266, 285, 291, 300, 309, 350, 380, 388, 399, 412, 420, 475, 485, 515, 525, 532, 570, 582, 618, 665, 679, 700, 721, 798, 950, 970, 1030, 1050, 1140, 1164, 1236, 1330, 1358, 1425, 1442, 1455, 1545, 1596, 1843, 1900, 1940, 1957, 1995, 2037, 2060, 2100, 2163, 2425, 2575, 2660, 2716, 2850, 2884, 2910, 3090, 3325, 3395, 3605, 3686, 3914, 3990, 4074, 4326, 4850, 5150, 5529, 5700, 5820, 5871, 6180, 6650, 6790, 7210, 7275, 7372, 7725, 7828, 7980, 8148, 8652, 9215, 9700, 9785, 9975, 9991, 10185, 10300, 10815, 11058, 11742, 12901, 13300, 13580, 13699, 14420, 14550, 15450, 16975, 18025, 18430, 19570, 19950, 19982, 20370, 21630, 22116, 23484, 25802, 27398, 27645, 29100, 29355, 29973, 30900, 33950, 36050, 36860, 38703, 39140, 39900, 39964, 40740, 41097, 43260, 46075, 48925, 49955, 50925, 51604, 54075, 54796, 55290, 58710, 59946, 64505, 67900, 68495, 69937, 72100, 77406, 82194, 92150, 97850, 99910, 101850, 108150, 110580, 117420, 119892, 129010, 136990, 138225, 139874, 146775, 149865, 154812, 164388, 184300, 189829, 193515, 195700, 199820, 203700, 205485, 209811, 216300, 249775, 258020, 273980, 276450, 279748, 293550, 299730, 322525, 342475, 349685, 379658, 387030, 410970, 419622, 499550, 552900, 569487, 587100, 599460, 645050, 684950, 699370, 749325, 759316, 774060, 821940, 839244, 949145, 967575, 999100, 1027425, 1049055, 1138974, 1290100, 1328803, 1369900, 1398740, 1498650, 1748425, 1898290, 1935150, 2054850, 2098110, 2277948, 2657606, 2847435, 2997300, 3496850, 3796580, 3870300, 3986409, 4109700, 4196220, 4745725, 5245275, 5315212, 5694870, 6644015, 6993700, 7972818, 9491450, 10490550, 11389740, 13288030, 14237175, 15945636, 18982900, 19932045, 20981100, 26576060, 28474350, 33220075, 39864090, 56948700, 66440150, 79728180, 99660225, 132880300, 199320450, 398640900]

約数ペア:

[(1, 398640900), (2, 199320450), (3, 132880300), (4, 99660225), (5, 79728180), (6, 66440150), (7, 56948700), (10, 39864090), (12, 33220075), (14, 28474350), (15, 26576060), (19, 20981100), (20, 19932045), (21, 18982900), (25, 15945636), (28, 14237175), (30, 13288030), (35, 11389740), (38, 10490550), (42, 9491450), (50, 7972818), (57, 6993700), (60, 6644015), (70, 5694870), (75, 5315212), (76, 5245275), (84, 4745725), (95, 4196220), (97, 4109700), (100, 3986409), (103, 3870300), (105, 3796580), (114, 3496850), (133, 2997300), (140, 2847435), (150, 2657606), (175, 2277948), (190, 2098110), (194, 2054850), (206, 1935150), (210, 1898290), (228, 1748425), (266, 1498650), (285, 1398740), (291, 1369900), (300, 1328803), (309, 1290100), (350, 1138974), (380, 1049055), (388, 1027425), (399, 999100), (412, 967575), (420, 949145), (475, 839244), (485, 821940), (515, 774060), (525, 759316), (532, 749325), (570, 699370), (582, 684950), (618, 645050), (665, 599460), (679, 587100), (700, 569487), (721, 552900), (798, 499550), (950, 419622), (970, 410970), (1030, 387030), (1050, 379658), (1140, 349685), (1164, 342475), (1236, 322525), (1330, 299730), (1358, 293550), (1425, 279748), (1442, 276450), (1455, 273980), (1545, 258020), (1596, 249775), (1843, 216300), (1900, 209811), (1940, 205485), (1957, 203700), (1995, 199820), (2037, 195700), (2060, 193515), (2100, 189829), (2163, 184300), (2425, 164388), (2575, 154812), (2660, 149865), (2716, 146775), (2850, 139874), (2884, 138225), (2910, 136990), (3090, 129010), (3325, 119892), (3395, 117420), (3605, 110580), (3686, 108150), (3914, 101850), (3990, 99910), (4074, 97850), (4326, 92150), (4850, 82194), (5150, 77406), (5529, 72100), (5700, 69937), (5820, 68495), (5871, 67900), (6180, 64505), (6650, 59946), (6790, 58710), (7210, 55290), (7275, 54796), (7372, 54075), (7725, 51604), (7828, 50925), (7980, 49955), (8148, 48925), (8652, 46075), (9215, 43260), (9700, 41097), (9785, 40740), (9975, 39964), (9991, 39900), (10185, 39140), (10300, 38703), (10815, 36860), (11058, 36050), (11742, 33950), (12901, 30900), (13300, 29973), (13580, 29355), (13699, 29100), (14420, 27645), (14550, 27398), (15450, 25802), (16975, 23484), (18025, 22116), (18430, 21630), (19570, 20370), (19950, 19982)]