406295680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1019}}^1$

素因数の和:1134

約数の個数: 128

約数和(自身を含む): 1123632000

約数和(自身を除く): 717336320

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, 623, 640, 712, 890, 896, 1019, 1120, 1246, 1424, 1780, 2038, 2240, 2492, 2848, 3115, 3560, 4076, 4480, 4984, 5095, 5696, 6230, 7120, 7133, 8152, 9968, 10190, 11392, 12460, 14240, 14266, 16304, 19936, 20380, 24920, 28480, 28532, 32608, 35665, 39872, 40760, 49840, 56960, 57064, 65216, 71330, 79744, 81520, 90691, 99680, 114128, 130432, 142660, 163040, 181382, 199360, 228256, 285320, 326080, 362764, 398720, 453455, 456512, 570640, 634837, 652160, 725528, 906910, 913024, 1141280, 1269674, 1451056, 1813820, 2282560, 2539348, 2902112, 3174185, 3627640, 4565120, 5078696, 5804224, 6348370, 7255280, 10157392, 11608448, 12696740, 14510560, 20314784, 25393480, 29021120, 40629568, 50786960, 58042240, 81259136, 101573920, 203147840, 406295680]

約数ペア:

[(1, 406295680), (2, 203147840), (4, 101573920), (5, 81259136), (7, 58042240), (8, 50786960), (10, 40629568), (14, 29021120), (16, 25393480), (20, 20314784), (28, 14510560), (32, 12696740), (35, 11608448), (40, 10157392), (56, 7255280), (64, 6348370), (70, 5804224), (80, 5078696), (89, 4565120), (112, 3627640), (128, 3174185), (140, 2902112), (160, 2539348), (178, 2282560), (224, 1813820), (280, 1451056), (320, 1269674), (356, 1141280), (445, 913024), (448, 906910), (560, 725528), (623, 652160), (640, 634837), (712, 570640), (890, 456512), (896, 453455), (1019, 398720), (1120, 362764), (1246, 326080), (1424, 285320), (1780, 228256), (2038, 199360), (2240, 181382), (2492, 163040), (2848, 142660), (3115, 130432), (3560, 114128), (4076, 99680), (4480, 90691), (4984, 81520), (5095, 79744), (5696, 71330), (6230, 65216), (7120, 57064), (7133, 56960), (8152, 49840), (9968, 40760), (10190, 39872), (11392, 35665), (12460, 32608), (14240, 28532), (14266, 28480), (16304, 24920), (19936, 20380)]