6498254720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2579}}^1$

素因数の和:2756

約数の個数: 128

約数和(自身を含む): 16168550400

約数和(自身を除く): 9670295680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 248, 254, 310, 320, 496, 508, 620, 635, 640, 992, 1016, 1240, 1270, 1984, 2032, 2480, 2540, 2579, 3937, 3968, 4064, 4960, 5080, 5158, 7874, 8128, 9920, 10160, 10316, 12895, 15748, 16256, 19685, 19840, 20320, 20632, 25790, 31496, 39370, 40640, 41264, 51580, 62992, 78740, 79949, 81280, 82528, 103160, 125984, 157480, 159898, 165056, 206320, 251968, 314960, 319796, 327533, 330112, 399745, 412640, 503936, 629920, 639592, 655066, 799490, 825280, 1259840, 1279184, 1310132, 1598980, 1637665, 1650560, 2519680, 2558368, 2620264, 3197960, 3275330, 5116736, 5240528, 6395920, 6550660, 10153523, 10233472, 10481056, 12791840, 13101320, 20307046, 20962112, 25583680, 26202640, 40614092, 41924224, 50767615, 51167360, 52405280, 81228184, 101535230, 104810560, 162456368, 203070460, 209621120, 324912736, 406140920, 649825472, 812281840, 1299650944, 1624563680, 3249127360, 6498254720]

約数ペア:

[(1, 6498254720), (2, 3249127360), (4, 1624563680), (5, 1299650944), (8, 812281840), (10, 649825472), (16, 406140920), (20, 324912736), (31, 209621120), (32, 203070460), (40, 162456368), (62, 104810560), (64, 101535230), (80, 81228184), (124, 52405280), (127, 51167360), (128, 50767615), (155, 41924224), (160, 40614092), (248, 26202640), (254, 25583680), (310, 20962112), (320, 20307046), (496, 13101320), (508, 12791840), (620, 10481056), (635, 10233472), (640, 10153523), (992, 6550660), (1016, 6395920), (1240, 5240528), (1270, 5116736), (1984, 3275330), (2032, 3197960), (2480, 2620264), (2540, 2558368), (2579, 2519680), (3937, 1650560), (3968, 1637665), (4064, 1598980), (4960, 1310132), (5080, 1279184), (5158, 1259840), (7874, 825280), (8128, 799490), (9920, 655066), (10160, 639592), (10316, 629920), (12895, 503936), (15748, 412640), (16256, 399745), (19685, 330112), (19840, 327533), (20320, 319796), (20632, 314960), (25790, 251968), (31496, 206320), (39370, 165056), (40640, 159898), (41264, 157480), (51580, 125984), (62992, 103160), (78740, 82528), (79949, 81280)]