218874880

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 176

約数和(自身を含む): 622550016

約数和(自身を除く): 403675136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 197, 217, 224, 248, 256, 280, 310, 320, 394, 434, 448, 496, 512, 560, 620, 640, 788, 868, 896, 985, 992, 1024, 1085, 1120, 1240, 1280, 1379, 1576, 1736, 1792, 1970, 1984, 2170, 2240, 2480, 2560, 2758, 3152, 3472, 3584, 3940, 3968, 4340, 4480, 4960, 5120, 5516, 6107, 6304, 6895, 6944, 7168, 7880, 7936, 8680, 8960, 9920, 11032, 12214, 12608, 13790, 13888, 15760, 15872, 17360, 17920, 19840, 22064, 24428, 25216, 27580, 27776, 30535, 31520, 31744, 34720, 35840, 39680, 42749, 44128, 48856, 50432, 55160, 55552, 61070, 63040, 69440, 79360, 85498, 88256, 97712, 100864, 110320, 111104, 122140, 126080, 138880, 158720, 170996, 176512, 195424, 201728, 213745, 220640, 222208, 244280, 252160, 277760, 341992, 353024, 390848, 427490, 441280, 488560, 504320, 555520, 683984, 706048, 781696, 854980, 882560, 977120, 1008640, 1111040, 1367968, 1412096, 1563392, 1709960, 1765120, 1954240, 2735936, 3126784, 3419920, 3530240, 3908480, 5471872, 6253568, 6839840, 7060480, 7816960, 10943744, 13679680, 15633920, 21887488, 27359360, 31267840, 43774976, 54718720, 109437440, 218874880]

約数ペア:

[(1, 218874880), (2, 109437440), (4, 54718720), (5, 43774976), (7, 31267840), (8, 27359360), (10, 21887488), (14, 15633920), (16, 13679680), (20, 10943744), (28, 7816960), (31, 7060480), (32, 6839840), (35, 6253568), (40, 5471872), (56, 3908480), (62, 3530240), (64, 3419920), (70, 3126784), (80, 2735936), (112, 1954240), (124, 1765120), (128, 1709960), (140, 1563392), (155, 1412096), (160, 1367968), (197, 1111040), (217, 1008640), (224, 977120), (248, 882560), (256, 854980), (280, 781696), (310, 706048), (320, 683984), (394, 555520), (434, 504320), (448, 488560), (496, 441280), (512, 427490), (560, 390848), (620, 353024), (640, 341992), (788, 277760), (868, 252160), (896, 244280), (985, 222208), (992, 220640), (1024, 213745), (1085, 201728), (1120, 195424), (1240, 176512), (1280, 170996), (1379, 158720), (1576, 138880), (1736, 126080), (1792, 122140), (1970, 111104), (1984, 110320), (2170, 100864), (2240, 97712), (2480, 88256), (2560, 85498), (2758, 79360), (3152, 69440), (3472, 63040), (3584, 61070), (3940, 55552), (3968, 55160), (4340, 50432), (4480, 48856), (4960, 44128), (5120, 42749), (5516, 39680), (6107, 35840), (6304, 34720), (6895, 31744), (6944, 31520), (7168, 30535), (7880, 27776), (7936, 27580), (8680, 25216), (8960, 24428), (9920, 22064), (11032, 19840), (12214, 17920), (12608, 17360), (13790, 15872), (13888, 15760)]