245705504

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 579156480

約数和(自身を除く): 333450976

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 31, 32, 44, 46, 62, 88, 89, 92, 121, 124, 176, 178, 184, 242, 248, 253, 341, 352, 356, 368, 484, 496, 506, 682, 712, 713, 736, 968, 979, 992, 1012, 1364, 1424, 1426, 1936, 1958, 2024, 2047, 2728, 2759, 2783, 2848, 2852, 3751, 3872, 3916, 4048, 4094, 5456, 5518, 5566, 5704, 7502, 7832, 7843, 8096, 8188, 10769, 10912, 11036, 11132, 11408, 15004, 15664, 15686, 16376, 21538, 22072, 22264, 22517, 22816, 30008, 30349, 31328, 31372, 32752, 43076, 44144, 44528, 45034, 60016, 60698, 62744, 63457, 65504, 86152, 86273, 88288, 89056, 90068, 120032, 121396, 125488, 126914, 172304, 172546, 180136, 242792, 247687, 250976, 253828, 333839, 344608, 345092, 360272, 485584, 495374, 507656, 667678, 690184, 698027, 720544, 971168, 990748, 1015312, 1335356, 1380368, 1396054, 1981496, 2030624, 2670712, 2760736, 2792108, 3962992, 5341424, 5584216, 7678297, 7925984, 10682848, 11168432, 15356594, 22336864, 30713188, 61426376, 122852752, 245705504]

約数ペア:

[(1, 245705504), (2, 122852752), (4, 61426376), (8, 30713188), (11, 22336864), (16, 15356594), (22, 11168432), (23, 10682848), (31, 7925984), (32, 7678297), (44, 5584216), (46, 5341424), (62, 3962992), (88, 2792108), (89, 2760736), (92, 2670712), (121, 2030624), (124, 1981496), (176, 1396054), (178, 1380368), (184, 1335356), (242, 1015312), (248, 990748), (253, 971168), (341, 720544), (352, 698027), (356, 690184), (368, 667678), (484, 507656), (496, 495374), (506, 485584), (682, 360272), (712, 345092), (713, 344608), (736, 333839), (968, 253828), (979, 250976), (992, 247687), (1012, 242792), (1364, 180136), (1424, 172546), (1426, 172304), (1936, 126914), (1958, 125488), (2024, 121396), (2047, 120032), (2728, 90068), (2759, 89056), (2783, 88288), (2848, 86273), (2852, 86152), (3751, 65504), (3872, 63457), (3916, 62744), (4048, 60698), (4094, 60016), (5456, 45034), (5518, 44528), (5566, 44144), (5704, 43076), (7502, 32752), (7832, 31372), (7843, 31328), (8096, 30349), (8188, 30008), (10769, 22816), (10912, 22517), (11036, 22264), (11132, 22072), (11408, 21538), (15004, 16376), (15664, 15686)]