189455280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{112771}}^1$

素因数の和:112794

約数の個数: 80

約数和(自身を含む): 671218944

約数和(自身を除く): 481763664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 112771, 225542, 338313, 451084, 563855, 676626, 789397, 902168, 1127710, 1353252, 1578794, 1691565, 1804336, 2255420, 2368191, 2706504, 3157588, 3383130, 3946985, 4510840, 4736382, 5413008, 6315176, 6766260, 7893970, 9021680, 9472764, 11840955, 12630352, 13532520, 15787940, 18945528, 23681910, 27065040, 31575880, 37891056, 47363820, 63151760, 94727640, 189455280]

約数ペア:

[(1, 189455280), (2, 94727640), (3, 63151760), (4, 47363820), (5, 37891056), (6, 31575880), (7, 27065040), (8, 23681910), (10, 18945528), (12, 15787940), (14, 13532520), (15, 12630352), (16, 11840955), (20, 9472764), (21, 9021680), (24, 7893970), (28, 6766260), (30, 6315176), (35, 5413008), (40, 4736382), (42, 4510840), (48, 3946985), (56, 3383130), (60, 3157588), (70, 2706504), (80, 2368191), (84, 2255420), (105, 1804336), (112, 1691565), (120, 1578794), (140, 1353252), (168, 1127710), (210, 902168), (240, 789397), (280, 676626), (336, 563855), (420, 451084), (560, 338313), (840, 225542), (1680, 112771)]