280715760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{769}}^1$

素因数の和:817

約数の個数: 240

約数和(自身を含む): 1048370400

約数和(自身を除く): 767654640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 169, 180, 195, 208, 216, 234, 240, 260, 270, 312, 338, 351, 360, 390, 432, 468, 507, 520, 540, 585, 624, 676, 702, 720, 769, 780, 845, 936, 1014, 1040, 1080, 1170, 1352, 1404, 1521, 1538, 1560, 1690, 1755, 1872, 2028, 2160, 2307, 2340, 2535, 2704, 2808, 3042, 3076, 3120, 3380, 3510, 3845, 4056, 4563, 4614, 4680, 5070, 5616, 6084, 6152, 6760, 6921, 7020, 7605, 7690, 8112, 9126, 9228, 9360, 9997, 10140, 11535, 12168, 12304, 13520, 13842, 14040, 15210, 15380, 18252, 18456, 19994, 20280, 20763, 22815, 23070, 24336, 27684, 28080, 29991, 30420, 30760, 34605, 36504, 36912, 39988, 40560, 41526, 45630, 46140, 49985, 55368, 59982, 60840, 61520, 69210, 73008, 79976, 83052, 89973, 91260, 92280, 99970, 103815, 110736, 119964, 121680, 129961, 138420, 149955, 159952, 166104, 179946, 182520, 184560, 199940, 207630, 239928, 259922, 269919, 276840, 299910, 332208, 359892, 365040, 389883, 399880, 415260, 449865, 479856, 519844, 539838, 553680, 599820, 649805, 719784, 779766, 799760, 830520, 899730, 1039688, 1079676, 1169649, 1199640, 1299610, 1349595, 1439568, 1559532, 1661040, 1799460, 1949415, 2079376, 2159352, 2339298, 2399280, 2599220, 2699190, 3119064, 3508947, 3598920, 3898830, 4318704, 4678596, 5198440, 5398380, 5848245, 6238128, 7017894, 7197840, 7797660, 9357192, 10396880, 10796760, 11696490, 14035788, 15595320, 17544735, 18714384, 21593520, 23392980, 28071576, 31190640, 35089470, 46785960, 56143152, 70178940, 93571920, 140357880, 280715760]

約数ペア:

[(1, 280715760), (2, 140357880), (3, 93571920), (4, 70178940), (5, 56143152), (6, 46785960), (8, 35089470), (9, 31190640), (10, 28071576), (12, 23392980), (13, 21593520), (15, 18714384), (16, 17544735), (18, 15595320), (20, 14035788), (24, 11696490), (26, 10796760), (27, 10396880), (30, 9357192), (36, 7797660), (39, 7197840), (40, 7017894), (45, 6238128), (48, 5848245), (52, 5398380), (54, 5198440), (60, 4678596), (65, 4318704), (72, 3898830), (78, 3598920), (80, 3508947), (90, 3119064), (104, 2699190), (108, 2599220), (117, 2399280), (120, 2339298), (130, 2159352), (135, 2079376), (144, 1949415), (156, 1799460), (169, 1661040), (180, 1559532), (195, 1439568), (208, 1349595), (216, 1299610), (234, 1199640), (240, 1169649), (260, 1079676), (270, 1039688), (312, 899730), (338, 830520), (351, 799760), (360, 779766), (390, 719784), (432, 649805), (468, 599820), (507, 553680), (520, 539838), (540, 519844), (585, 479856), (624, 449865), (676, 415260), (702, 399880), (720, 389883), (769, 365040), (780, 359892), (845, 332208), (936, 299910), (1014, 276840), (1040, 269919), (1080, 259922), (1170, 239928), (1352, 207630), (1404, 199940), (1521, 184560), (1538, 182520), (1560, 179946), (1690, 166104), (1755, 159952), (1872, 149955), (2028, 138420), (2160, 129961), (2307, 121680), (2340, 119964), (2535, 110736), (2704, 103815), (2808, 99970), (3042, 92280), (3076, 91260), (3120, 89973), (3380, 83052), (3510, 79976), (3845, 73008), (4056, 69210), (4563, 61520), (4614, 60840), (4680, 59982), (5070, 55368), (5616, 49985), (6084, 46140), (6152, 45630), (6760, 41526), (6921, 40560), (7020, 39988), (7605, 36912), (7690, 36504), (8112, 34605), (9126, 30760), (9228, 30420), (9360, 29991), (9997, 28080), (10140, 27684), (11535, 24336), (12168, 23070), (12304, 22815), (13520, 20763), (13842, 20280), (14040, 19994), (15210, 18456), (15380, 18252)]