246807680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:734

約数の個数: 128

約数和(自身を含む): 682992000

約数和(自身を除く): 436184320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 128, 140, 160, 178, 224, 280, 320, 356, 445, 448, 560, 619, 623, 640, 712, 890, 896, 1120, 1238, 1246, 1424, 1780, 2240, 2476, 2492, 2848, 3095, 3115, 3560, 4333, 4480, 4952, 4984, 5696, 6190, 6230, 7120, 8666, 9904, 9968, 11392, 12380, 12460, 14240, 17332, 19808, 19936, 21665, 24760, 24920, 28480, 34664, 39616, 39872, 43330, 49520, 49840, 55091, 56960, 69328, 79232, 79744, 86660, 99040, 99680, 110182, 138656, 173320, 198080, 199360, 220364, 275455, 277312, 346640, 385637, 396160, 398720, 440728, 550910, 554624, 693280, 771274, 881456, 1101820, 1386560, 1542548, 1762912, 1928185, 2203640, 2773120, 3085096, 3525824, 3856370, 4407280, 6170192, 7051648, 7712740, 8814560, 12340384, 15425480, 17629120, 24680768, 30850960, 35258240, 49361536, 61701920, 123403840, 246807680]

約数ペア:

[(1, 246807680), (2, 123403840), (4, 61701920), (5, 49361536), (7, 35258240), (8, 30850960), (10, 24680768), (14, 17629120), (16, 15425480), (20, 12340384), (28, 8814560), (32, 7712740), (35, 7051648), (40, 6170192), (56, 4407280), (64, 3856370), (70, 3525824), (80, 3085096), (89, 2773120), (112, 2203640), (128, 1928185), (140, 1762912), (160, 1542548), (178, 1386560), (224, 1101820), (280, 881456), (320, 771274), (356, 693280), (445, 554624), (448, 550910), (560, 440728), (619, 398720), (623, 396160), (640, 385637), (712, 346640), (890, 277312), (896, 275455), (1120, 220364), (1238, 199360), (1246, 198080), (1424, 173320), (1780, 138656), (2240, 110182), (2476, 99680), (2492, 99040), (2848, 86660), (3095, 79744), (3115, 79232), (3560, 69328), (4333, 56960), (4480, 55091), (4952, 49840), (4984, 49520), (5696, 43330), (6190, 39872), (6230, 39616), (7120, 34664), (8666, 28480), (9904, 24920), (9968, 24760), (11392, 21665), (12380, 19936), (12460, 19808), (14240, 17332)]