210924700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15859}}^1$

素因数の和:15899

約数の個数: 72

約数和(自身を含む): 550659200

約数和(自身を除く): 339734500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 2660, 3325, 6650, 13300, 15859, 31718, 63436, 79295, 111013, 158590, 222026, 301321, 317180, 396475, 444052, 555065, 602642, 792950, 1110130, 1205284, 1506605, 1585900, 2109247, 2220260, 2775325, 3013210, 4218494, 5550650, 6026420, 7533025, 8436988, 10546235, 11101300, 15066050, 21092470, 30132100, 42184940, 52731175, 105462350, 210924700]

約数ペア:

[(1, 210924700), (2, 105462350), (4, 52731175), (5, 42184940), (7, 30132100), (10, 21092470), (14, 15066050), (19, 11101300), (20, 10546235), (25, 8436988), (28, 7533025), (35, 6026420), (38, 5550650), (50, 4218494), (70, 3013210), (76, 2775325), (95, 2220260), (100, 2109247), (133, 1585900), (140, 1506605), (175, 1205284), (190, 1110130), (266, 792950), (350, 602642), (380, 555065), (475, 444052), (532, 396475), (665, 317180), (700, 301321), (950, 222026), (1330, 158590), (1900, 111013), (2660, 79295), (3325, 63436), (6650, 31718), (13300, 15859)]