66817560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 209304000

約数和(自身を除く): 142486440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 101, 111, 120, 148, 149, 185, 202, 222, 296, 298, 303, 370, 404, 444, 447, 505, 555, 596, 606, 740, 745, 808, 888, 894, 1010, 1110, 1192, 1212, 1480, 1490, 1515, 1788, 2020, 2220, 2235, 2424, 2980, 3030, 3576, 3737, 4040, 4440, 4470, 5513, 5960, 6060, 7474, 8940, 11026, 11211, 12120, 14948, 15049, 16539, 17880, 18685, 22052, 22422, 27565, 29896, 30098, 33078, 37370, 44104, 44844, 45147, 55130, 56055, 60196, 66156, 74740, 75245, 82695, 89688, 90294, 110260, 112110, 120392, 132312, 149480, 150490, 165390, 180588, 220520, 224220, 225735, 300980, 330780, 361176, 448440, 451470, 556813, 601960, 661560, 902940, 1113626, 1670439, 1805880, 2227252, 2784065, 3340878, 4454504, 5568130, 6681756, 8352195, 11136260, 13363512, 16704390, 22272520, 33408780, 66817560]

約数ペア:

[(1, 66817560), (2, 33408780), (3, 22272520), (4, 16704390), (5, 13363512), (6, 11136260), (8, 8352195), (10, 6681756), (12, 5568130), (15, 4454504), (20, 3340878), (24, 2784065), (30, 2227252), (37, 1805880), (40, 1670439), (60, 1113626), (74, 902940), (101, 661560), (111, 601960), (120, 556813), (148, 451470), (149, 448440), (185, 361176), (202, 330780), (222, 300980), (296, 225735), (298, 224220), (303, 220520), (370, 180588), (404, 165390), (444, 150490), (447, 149480), (505, 132312), (555, 120392), (596, 112110), (606, 110260), (740, 90294), (745, 89688), (808, 82695), (888, 75245), (894, 74740), (1010, 66156), (1110, 60196), (1192, 56055), (1212, 55130), (1480, 45147), (1490, 44844), (1515, 44104), (1788, 37370), (2020, 33078), (2220, 30098), (2235, 29896), (2424, 27565), (2980, 22422), (3030, 22052), (3576, 18685), (3737, 17880), (4040, 16539), (4440, 15049), (4470, 14948), (5513, 12120), (5960, 11211), (6060, 11026), (7474, 8940)]