30142000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{2153}}^1$

素因数の和:2183

約数の個数: 80

約数和(自身を含む): 83333952

約数和(自身を除く): 53191952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2153, 2800, 3500, 4306, 7000, 8612, 10765, 14000, 15071, 17224, 21530, 30142, 34448, 43060, 53825, 60284, 75355, 86120, 107650, 120568, 150710, 172240, 215300, 241136, 269125, 301420, 376775, 430600, 538250, 602840, 753550, 861200, 1076500, 1205680, 1507100, 1883875, 2153000, 3014200, 3767750, 4306000, 6028400, 7535500, 15071000, 30142000]

約数ペア:

[(1, 30142000), (2, 15071000), (4, 7535500), (5, 6028400), (7, 4306000), (8, 3767750), (10, 3014200), (14, 2153000), (16, 1883875), (20, 1507100), (25, 1205680), (28, 1076500), (35, 861200), (40, 753550), (50, 602840), (56, 538250), (70, 430600), (80, 376775), (100, 301420), (112, 269125), (125, 241136), (140, 215300), (175, 172240), (200, 150710), (250, 120568), (280, 107650), (350, 86120), (400, 75355), (500, 60284), (560, 53825), (700, 43060), (875, 34448), (1000, 30142), (1400, 21530), (1750, 17224), (2000, 15071), (2153, 14000), (2800, 10765), (3500, 8612), (4306, 7000)]