42720200

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 106868160

約数和(自身を除く): 64147960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 37, 40, 46, 50, 74, 92, 100, 115, 148, 184, 185, 200, 230, 251, 296, 370, 460, 502, 575, 740, 851, 920, 925, 1004, 1150, 1255, 1480, 1702, 1850, 2008, 2300, 2510, 3404, 3700, 4255, 4600, 5020, 5773, 6275, 6808, 7400, 8510, 9287, 10040, 11546, 12550, 17020, 18574, 21275, 23092, 25100, 28865, 34040, 37148, 42550, 46184, 46435, 50200, 57730, 74296, 85100, 92870, 115460, 144325, 170200, 185740, 213601, 230920, 232175, 288650, 371480, 427202, 464350, 577300, 854404, 928700, 1068005, 1154600, 1708808, 1857400, 2136010, 4272020, 5340025, 8544040, 10680050, 21360100, 42720200]

約数ペア:

[(1, 42720200), (2, 21360100), (4, 10680050), (5, 8544040), (8, 5340025), (10, 4272020), (20, 2136010), (23, 1857400), (25, 1708808), (37, 1154600), (40, 1068005), (46, 928700), (50, 854404), (74, 577300), (92, 464350), (100, 427202), (115, 371480), (148, 288650), (184, 232175), (185, 230920), (200, 213601), (230, 185740), (251, 170200), (296, 144325), (370, 115460), (460, 92870), (502, 85100), (575, 74296), (740, 57730), (851, 50200), (920, 46435), (925, 46184), (1004, 42550), (1150, 37148), (1255, 34040), (1480, 28865), (1702, 25100), (1850, 23092), (2008, 21275), (2300, 18574), (2510, 17020), (3404, 12550), (3700, 11546), (4255, 10040), (4600, 9287), (5020, 8510), (5773, 7400), (6275, 6808)]