8571640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1$

素因数の和:74

約数の個数: 128

約数和(自身を含む): 25297920

約数和(自身を除く): 16726280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 121, 140, 154, 161, 184, 220, 230, 242, 253, 280, 308, 322, 385, 440, 460, 484, 506, 605, 616, 644, 770, 805, 847, 920, 968, 1012, 1210, 1265, 1288, 1331, 1540, 1610, 1694, 1771, 2024, 2420, 2530, 2662, 2783, 3080, 3220, 3388, 3542, 4235, 4840, 5060, 5324, 5566, 6440, 6655, 6776, 7084, 8470, 8855, 9317, 10120, 10648, 11132, 13310, 13915, 14168, 16940, 17710, 18634, 19481, 22264, 26620, 27830, 30613, 33880, 35420, 37268, 38962, 46585, 53240, 55660, 61226, 70840, 74536, 77924, 93170, 97405, 111320, 122452, 153065, 155848, 186340, 194810, 214291, 244904, 306130, 372680, 389620, 428582, 612260, 779240, 857164, 1071455, 1224520, 1714328, 2142910, 4285820, 8571640]

約数ペア:

[(1, 8571640), (2, 4285820), (4, 2142910), (5, 1714328), (7, 1224520), (8, 1071455), (10, 857164), (11, 779240), (14, 612260), (20, 428582), (22, 389620), (23, 372680), (28, 306130), (35, 244904), (40, 214291), (44, 194810), (46, 186340), (55, 155848), (56, 153065), (70, 122452), (77, 111320), (88, 97405), (92, 93170), (110, 77924), (115, 74536), (121, 70840), (140, 61226), (154, 55660), (161, 53240), (184, 46585), (220, 38962), (230, 37268), (242, 35420), (253, 33880), (280, 30613), (308, 27830), (322, 26620), (385, 22264), (440, 19481), (460, 18634), (484, 17710), (506, 16940), (605, 14168), (616, 13915), (644, 13310), (770, 11132), (805, 10648), (847, 10120), (920, 9317), (968, 8855), (1012, 8470), (1210, 7084), (1265, 6776), (1288, 6655), (1331, 6440), (1540, 5566), (1610, 5324), (1694, 5060), (1771, 4840), (2024, 4235), (2420, 3542), (2530, 3388), (2662, 3220), (2783, 3080)]