78276800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:299

約数の個数: 168

約数和(自身を含む): 228660960

約数和(自身を除く): 150384160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 32, 35, 40, 50, 56, 58, 64, 70, 80, 100, 112, 116, 140, 145, 160, 175, 200, 203, 224, 232, 241, 280, 290, 320, 350, 400, 406, 448, 464, 482, 560, 580, 700, 725, 800, 812, 928, 964, 1015, 1120, 1160, 1205, 1400, 1450, 1600, 1624, 1687, 1856, 1928, 2030, 2240, 2320, 2410, 2800, 2900, 3248, 3374, 3856, 4060, 4640, 4820, 5075, 5600, 5800, 6025, 6496, 6748, 6989, 7712, 8120, 8435, 9280, 9640, 10150, 11200, 11600, 12050, 12992, 13496, 13978, 15424, 16240, 16870, 19280, 20300, 23200, 24100, 26992, 27956, 32480, 33740, 34945, 38560, 40600, 42175, 46400, 48200, 48923, 53984, 55912, 64960, 67480, 69890, 77120, 81200, 84350, 96400, 97846, 107968, 111824, 134960, 139780, 162400, 168700, 174725, 192800, 195692, 223648, 244615, 269920, 279560, 324800, 337400, 349450, 385600, 391384, 447296, 489230, 539840, 559120, 674800, 698900, 782768, 978460, 1118240, 1223075, 1349600, 1397800, 1565536, 1956920, 2236480, 2446150, 2699200, 2795600, 3131072, 3913840, 4892300, 5591200, 7827680, 9784600, 11182400, 15655360, 19569200, 39138400, 78276800]

約数ペア:

[(1, 78276800), (2, 39138400), (4, 19569200), (5, 15655360), (7, 11182400), (8, 9784600), (10, 7827680), (14, 5591200), (16, 4892300), (20, 3913840), (25, 3131072), (28, 2795600), (29, 2699200), (32, 2446150), (35, 2236480), (40, 1956920), (50, 1565536), (56, 1397800), (58, 1349600), (64, 1223075), (70, 1118240), (80, 978460), (100, 782768), (112, 698900), (116, 674800), (140, 559120), (145, 539840), (160, 489230), (175, 447296), (200, 391384), (203, 385600), (224, 349450), (232, 337400), (241, 324800), (280, 279560), (290, 269920), (320, 244615), (350, 223648), (400, 195692), (406, 192800), (448, 174725), (464, 168700), (482, 162400), (560, 139780), (580, 134960), (700, 111824), (725, 107968), (800, 97846), (812, 96400), (928, 84350), (964, 81200), (1015, 77120), (1120, 69890), (1160, 67480), (1205, 64960), (1400, 55912), (1450, 53984), (1600, 48923), (1624, 48200), (1687, 46400), (1856, 42175), (1928, 40600), (2030, 38560), (2240, 34945), (2320, 33740), (2410, 32480), (2800, 27956), (2900, 26992), (3248, 24100), (3374, 23200), (3856, 20300), (4060, 19280), (4640, 16870), (4820, 16240), (5075, 15424), (5600, 13978), (5800, 13496), (6025, 12992), (6496, 12050), (6748, 11600), (6989, 11200), (7712, 10150), (8120, 9640), (8435, 9280)]