1538400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{641}}^1$

素因数の和:664

約数の個数: 72

約数和(自身を含む): 5015304

約数和(自身を除く): 3476904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 641, 800, 1200, 1282, 1923, 2400, 2564, 3205, 3846, 5128, 6410, 7692, 9615, 10256, 12820, 15384, 16025, 19230, 20512, 25640, 30768, 32050, 38460, 48075, 51280, 61536, 64100, 76920, 96150, 102560, 128200, 153840, 192300, 256400, 307680, 384600, 512800, 769200, 1538400]

約数ペア:

[(1, 1538400), (2, 769200), (3, 512800), (4, 384600), (5, 307680), (6, 256400), (8, 192300), (10, 153840), (12, 128200), (15, 102560), (16, 96150), (20, 76920), (24, 64100), (25, 61536), (30, 51280), (32, 48075), (40, 38460), (48, 32050), (50, 30768), (60, 25640), (75, 20512), (80, 19230), (96, 16025), (100, 15384), (120, 12820), (150, 10256), (160, 9615), (200, 7692), (240, 6410), (300, 5128), (400, 3846), (480, 3205), (600, 2564), (641, 2400), (800, 1923), (1200, 1282)]