21193600

素因数分解:

$2^7\times 5^2\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 54070200

約数和(自身を除く): 32876600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 74, 80, 100, 128, 148, 160, 179, 185, 200, 296, 320, 358, 370, 400, 592, 640, 716, 740, 800, 895, 925, 1184, 1432, 1480, 1600, 1790, 1850, 2368, 2864, 2960, 3200, 3580, 3700, 4475, 4736, 5728, 5920, 6623, 7160, 7400, 8950, 11456, 11840, 13246, 14320, 14800, 17900, 22912, 23680, 26492, 28640, 29600, 33115, 35800, 52984, 57280, 59200, 66230, 71600, 105968, 114560, 118400, 132460, 143200, 165575, 211936, 264920, 286400, 331150, 423872, 529840, 572800, 662300, 847744, 1059680, 1324600, 2119360, 2649200, 4238720, 5298400, 10596800, 21193600]

約数ペア:

[(1, 21193600), (2, 10596800), (4, 5298400), (5, 4238720), (8, 2649200), (10, 2119360), (16, 1324600), (20, 1059680), (25, 847744), (32, 662300), (37, 572800), (40, 529840), (50, 423872), (64, 331150), (74, 286400), (80, 264920), (100, 211936), (128, 165575), (148, 143200), (160, 132460), (179, 118400), (185, 114560), (200, 105968), (296, 71600), (320, 66230), (358, 59200), (370, 57280), (400, 52984), (592, 35800), (640, 33115), (716, 29600), (740, 28640), (800, 26492), (895, 23680), (925, 22912), (1184, 17900), (1432, 14800), (1480, 14320), (1600, 13246), (1790, 11840), (1850, 11456), (2368, 8950), (2864, 7400), (2960, 7160), (3200, 6623), (3580, 5920), (3700, 5728), (4475, 4736)]