1680326400

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{87517}}^1$

素因数の和:87546

約数の個数: 108

約数和(自身を含む): 5545490552

約数和(自身を除く): 3865164152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 600, 640, 768, 800, 960, 1200, 1280, 1600, 1920, 2400, 3200, 3840, 4800, 6400, 9600, 19200, 87517, 175034, 262551, 350068, 437585, 525102, 700136, 875170, 1050204, 1312755, 1400272, 1750340, 2100408, 2187925, 2625510, 2800544, 3500680, 4200816, 4375850, 5251020, 5601088, 6563775, 7001360, 8401632, 8751700, 10502040, 11202176, 13127550, 14002720, 16803264, 17503400, 21004080, 22404352, 26255100, 28005440, 33606528, 35006800, 42008160, 52510200, 56010880, 67213056, 70013600, 84016320, 105020400, 112021760, 140027200, 168032640, 210040800, 280054400, 336065280, 420081600, 560108800, 840163200, 1680326400]

約数ペア:

[(1, 1680326400), (2, 840163200), (3, 560108800), (4, 420081600), (5, 336065280), (6, 280054400), (8, 210040800), (10, 168032640), (12, 140027200), (15, 112021760), (16, 105020400), (20, 84016320), (24, 70013600), (25, 67213056), (30, 56010880), (32, 52510200), (40, 42008160), (48, 35006800), (50, 33606528), (60, 28005440), (64, 26255100), (75, 22404352), (80, 21004080), (96, 17503400), (100, 16803264), (120, 14002720), (128, 13127550), (150, 11202176), (160, 10502040), (192, 8751700), (200, 8401632), (240, 7001360), (256, 6563775), (300, 5601088), (320, 5251020), (384, 4375850), (400, 4200816), (480, 3500680), (600, 2800544), (640, 2625510), (768, 2187925), (800, 2100408), (960, 1750340), (1200, 1400272), (1280, 1312755), (1600, 1050204), (1920, 875170), (2400, 700136), (3200, 525102), (3840, 437585), (4800, 350068), (6400, 262551), (9600, 175034), (19200, 87517)]