211796480

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:306

約数の個数: 160

約数和(自身を含む): 593961984

約数和(自身を除く): 382165504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 223, 224, 256, 265, 280, 320, 371, 424, 446, 448, 512, 530, 560, 640, 742, 848, 892, 896, 1060, 1115, 1120, 1280, 1484, 1561, 1696, 1784, 1792, 1855, 2120, 2230, 2240, 2560, 2968, 3122, 3392, 3568, 3584, 3710, 4240, 4460, 4480, 5936, 6244, 6784, 7136, 7420, 7805, 8480, 8920, 8960, 11819, 11872, 12488, 13568, 14272, 14840, 15610, 16960, 17840, 17920, 23638, 23744, 24976, 27136, 28544, 29680, 31220, 33920, 35680, 47276, 47488, 49952, 57088, 59095, 59360, 62440, 67840, 71360, 82733, 94552, 94976, 99904, 114176, 118190, 118720, 124880, 135680, 142720, 165466, 189104, 189952, 199808, 236380, 237440, 249760, 285440, 330932, 378208, 399616, 413665, 472760, 474880, 499520, 570880, 661864, 756416, 799232, 827330, 945520, 949760, 999040, 1323728, 1512832, 1654660, 1891040, 1998080, 2647456, 3025664, 3309320, 3782080, 3996160, 5294912, 6051328, 6618640, 7564160, 10589824, 13237280, 15128320, 21179648, 26474560, 30256640, 42359296, 52949120, 105898240, 211796480]

約数ペア:

[(1, 211796480), (2, 105898240), (4, 52949120), (5, 42359296), (7, 30256640), (8, 26474560), (10, 21179648), (14, 15128320), (16, 13237280), (20, 10589824), (28, 7564160), (32, 6618640), (35, 6051328), (40, 5294912), (53, 3996160), (56, 3782080), (64, 3309320), (70, 3025664), (80, 2647456), (106, 1998080), (112, 1891040), (128, 1654660), (140, 1512832), (160, 1323728), (212, 999040), (223, 949760), (224, 945520), (256, 827330), (265, 799232), (280, 756416), (320, 661864), (371, 570880), (424, 499520), (446, 474880), (448, 472760), (512, 413665), (530, 399616), (560, 378208), (640, 330932), (742, 285440), (848, 249760), (892, 237440), (896, 236380), (1060, 199808), (1115, 189952), (1120, 189104), (1280, 165466), (1484, 142720), (1561, 135680), (1696, 124880), (1784, 118720), (1792, 118190), (1855, 114176), (2120, 99904), (2230, 94976), (2240, 94552), (2560, 82733), (2968, 71360), (3122, 67840), (3392, 62440), (3568, 59360), (3584, 59095), (3710, 57088), (4240, 49952), (4460, 47488), (4480, 47276), (5936, 35680), (6244, 33920), (6784, 31220), (7136, 29680), (7420, 28544), (7805, 27136), (8480, 24976), (8920, 23744), (8960, 23638), (11819, 17920), (11872, 17840), (12488, 16960), (13568, 15610), (14272, 14840)]