309428700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{147347}}^1$

素因数の和:147371

約数の個数: 72

約数和(自身を含む): 1023184512

約数和(自身を除く): 713755812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 147347, 294694, 442041, 589388, 736735, 884082, 1031429, 1473470, 1768164, 2062858, 2210205, 2946940, 3094287, 3683675, 4125716, 4420410, 5157145, 6188574, 7367350, 8840820, 10314290, 11051025, 12377148, 14734700, 15471435, 20628580, 22102050, 25785725, 30942870, 44204100, 51571450, 61885740, 77357175, 103142900, 154714350, 309428700]

約数ペア:

[(1, 309428700), (2, 154714350), (3, 103142900), (4, 77357175), (5, 61885740), (6, 51571450), (7, 44204100), (10, 30942870), (12, 25785725), (14, 22102050), (15, 20628580), (20, 15471435), (21, 14734700), (25, 12377148), (28, 11051025), (30, 10314290), (35, 8840820), (42, 7367350), (50, 6188574), (60, 5157145), (70, 4420410), (75, 4125716), (84, 3683675), (100, 3094287), (105, 2946940), (140, 2210205), (150, 2062858), (175, 1768164), (210, 1473470), (300, 1031429), (350, 884082), (420, 736735), (525, 589388), (700, 442041), (1050, 294694), (2100, 147347)]