20157806400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{4199543}}^1$

素因数の和:4199568

約数の個数: 84

約数和(自身を含む): 66134418912

約数和(自身を除く): 45976612512

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, 150, 160, 192, 200, 240, 300, 320, 400, 480, 600, 800, 960, 1200, 1600, 2400, 4800, 4199543, 8399086, 12598629, 16798172, 20997715, 25197258, 33596344, 41995430, 50394516, 62993145, 67192688, 83990860, 100789032, 104988575, 125986290, 134385376, 167981720, 201578064, 209977150, 251972580, 268770752, 314965725, 335963440, 403156128, 419954300, 503945160, 629931450, 671926880, 806312256, 839908600, 1007890320, 1259862900, 1343853760, 1679817200, 2015780640, 2519725800, 3359634400, 4031561280, 5039451600, 6719268800, 10078903200, 20157806400]

約数ペア:

[(1, 20157806400), (2, 10078903200), (3, 6719268800), (4, 5039451600), (5, 4031561280), (6, 3359634400), (8, 2519725800), (10, 2015780640), (12, 1679817200), (15, 1343853760), (16, 1259862900), (20, 1007890320), (24, 839908600), (25, 806312256), (30, 671926880), (32, 629931450), (40, 503945160), (48, 419954300), (50, 403156128), (60, 335963440), (64, 314965725), (75, 268770752), (80, 251972580), (96, 209977150), (100, 201578064), (120, 167981720), (150, 134385376), (160, 125986290), (192, 104988575), (200, 100789032), (240, 83990860), (300, 67192688), (320, 62993145), (400, 50394516), (480, 41995430), (600, 33596344), (800, 25197258), (960, 20997715), (1200, 16798172), (1600, 12598629), (2400, 8399086), (4800, 4199543)]