201073040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2287}}^1$

素因数の和:2464

約数の個数: 80

約数和(自身を含む): 537917952

約数和(自身を除く): 336844912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 2198, 2287, 2512, 3140, 4396, 4574, 5495, 6280, 8792, 9148, 10990, 11435, 12560, 16009, 17584, 18296, 21980, 22870, 32018, 36592, 43960, 45740, 64036, 80045, 87920, 91480, 128072, 160090, 182960, 256144, 320180, 359059, 640360, 718118, 1280720, 1436236, 1795295, 2513413, 2872472, 3590590, 5026826, 5744944, 7181180, 10053652, 12567065, 14362360, 20107304, 25134130, 28724720, 40214608, 50268260, 100536520, 201073040]

約数ペア:

[(1, 201073040), (2, 100536520), (4, 50268260), (5, 40214608), (7, 28724720), (8, 25134130), (10, 20107304), (14, 14362360), (16, 12567065), (20, 10053652), (28, 7181180), (35, 5744944), (40, 5026826), (56, 3590590), (70, 2872472), (80, 2513413), (112, 1795295), (140, 1436236), (157, 1280720), (280, 718118), (314, 640360), (560, 359059), (628, 320180), (785, 256144), (1099, 182960), (1256, 160090), (1570, 128072), (2198, 91480), (2287, 87920), (2512, 80045), (3140, 64036), (4396, 45740), (4574, 43960), (5495, 36592), (6280, 32018), (8792, 22870), (9148, 21980), (10990, 18296), (11435, 17584), (12560, 16009)]