210408380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{8893}}^1$

素因数の和:8935

約数の個数: 72

約数和(自身を含む): 546874272

約数和(自身を除く): 336465892

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5915, 8893, 11830, 17786, 23660, 35572, 44465, 62251, 88930, 115609, 124502, 177860, 231218, 249004, 311255, 462436, 578045, 622510, 809263, 1156090, 1245020, 1502917, 1618526, 2312180, 3005834, 3237052, 4046315, 6011668, 7514585, 8092630, 10520419, 15029170, 16185260, 21040838, 30058340, 42081676, 52602095, 105204190, 210408380]

約数ペア:

[(1, 210408380), (2, 105204190), (4, 52602095), (5, 42081676), (7, 30058340), (10, 21040838), (13, 16185260), (14, 15029170), (20, 10520419), (26, 8092630), (28, 7514585), (35, 6011668), (52, 4046315), (65, 3237052), (70, 3005834), (91, 2312180), (130, 1618526), (140, 1502917), (169, 1245020), (182, 1156090), (260, 809263), (338, 622510), (364, 578045), (455, 462436), (676, 311255), (845, 249004), (910, 231218), (1183, 177860), (1690, 124502), (1820, 115609), (2366, 88930), (3380, 62251), (4732, 44465), (5915, 35572), (8893, 23660), (11830, 17786)]