128889120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{268519}}^1$

素因数の和:268537

約数の個数: 48

約数和(自身を含む): 406002240

約数和(自身を除く): 277113120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 268519, 537038, 805557, 1074076, 1342595, 1611114, 2148152, 2685190, 3222228, 4027785, 4296304, 5370380, 6444456, 8055570, 8592608, 10740760, 12888912, 16111140, 21481520, 25777824, 32222280, 42963040, 64444560, 128889120]

約数ペア:

[(1, 128889120), (2, 64444560), (3, 42963040), (4, 32222280), (5, 25777824), (6, 21481520), (8, 16111140), (10, 12888912), (12, 10740760), (15, 8592608), (16, 8055570), (20, 6444456), (24, 5370380), (30, 4296304), (32, 4027785), (40, 3222228), (48, 2685190), (60, 2148152), (80, 1611114), (96, 1342595), (120, 1074076), (160, 805557), (240, 537038), (480, 268519)]