56440560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21379}}^1$

素因数の和:21406

約数の個数: 80

約数和(自身を含む): 190880640

約数和(自身を除く): 134440080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 21379, 42758, 64137, 85516, 106895, 128274, 171032, 213790, 235169, 256548, 320685, 342064, 427580, 470338, 513096, 641370, 705507, 855160, 940676, 1026192, 1175845, 1282740, 1411014, 1710320, 1881352, 2351690, 2565480, 2822028, 3527535, 3762704, 4703380, 5130960, 5644056, 7055070, 9406760, 11288112, 14110140, 18813520, 28220280, 56440560]

約数ペア:

[(1, 56440560), (2, 28220280), (3, 18813520), (4, 14110140), (5, 11288112), (6, 9406760), (8, 7055070), (10, 5644056), (11, 5130960), (12, 4703380), (15, 3762704), (16, 3527535), (20, 2822028), (22, 2565480), (24, 2351690), (30, 1881352), (33, 1710320), (40, 1411014), (44, 1282740), (48, 1175845), (55, 1026192), (60, 940676), (66, 855160), (80, 705507), (88, 641370), (110, 513096), (120, 470338), (132, 427580), (165, 342064), (176, 320685), (220, 256548), (240, 235169), (264, 213790), (330, 171032), (440, 128274), (528, 106895), (660, 85516), (880, 64137), (1320, 42758), (2640, 21379)]