256672560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34499}}^1$

素因数の和:34546

約数の個数: 80

約数和(自身を含む): 821376000

約数和(自身を除く): 564703440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 34499, 68998, 103497, 137996, 172495, 206994, 275992, 344990, 413988, 517485, 551984, 689980, 827976, 1034970, 1069469, 1379960, 1655952, 2069940, 2138938, 2759920, 3208407, 4139880, 4277876, 5347345, 6416814, 8279760, 8555752, 10694690, 12833628, 16042035, 17111504, 21389380, 25667256, 32084070, 42778760, 51334512, 64168140, 85557520, 128336280, 256672560]

約数ペア:

[(1, 256672560), (2, 128336280), (3, 85557520), (4, 64168140), (5, 51334512), (6, 42778760), (8, 32084070), (10, 25667256), (12, 21389380), (15, 17111504), (16, 16042035), (20, 12833628), (24, 10694690), (30, 8555752), (31, 8279760), (40, 6416814), (48, 5347345), (60, 4277876), (62, 4139880), (80, 3208407), (93, 2759920), (120, 2138938), (124, 2069940), (155, 1655952), (186, 1379960), (240, 1069469), (248, 1034970), (310, 827976), (372, 689980), (465, 551984), (496, 517485), (620, 413988), (744, 344990), (930, 275992), (1240, 206994), (1488, 172495), (1860, 137996), (2480, 103497), (3720, 68998), (7440, 34499)]