7938720

素因数分解:

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

素因数の和:207

約数の個数: 144

約数和(自身を含む): 28009800

約数和(自身を除く): 20071080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 149, 160, 180, 185, 222, 240, 288, 296, 298, 333, 360, 370, 444, 447, 480, 555, 592, 596, 666, 720, 740, 745, 888, 894, 1110, 1184, 1192, 1332, 1341, 1440, 1480, 1490, 1665, 1776, 1788, 2220, 2235, 2384, 2664, 2682, 2960, 2980, 3330, 3552, 3576, 4440, 4470, 4768, 5328, 5364, 5513, 5920, 5960, 6660, 6705, 7152, 8880, 8940, 10656, 10728, 11026, 11920, 13320, 13410, 14304, 16539, 17760, 17880, 21456, 22052, 23840, 26640, 26820, 27565, 33078, 35760, 42912, 44104, 49617, 53280, 53640, 55130, 66156, 71520, 82695, 88208, 99234, 107280, 110260, 132312, 165390, 176416, 198468, 214560, 220520, 248085, 264624, 330780, 396936, 441040, 496170, 529248, 661560, 793872, 882080, 992340, 1323120, 1587744, 1984680, 2646240, 3969360, 7938720]

約数ペア:

[(1, 7938720), (2, 3969360), (3, 2646240), (4, 1984680), (5, 1587744), (6, 1323120), (8, 992340), (9, 882080), (10, 793872), (12, 661560), (15, 529248), (16, 496170), (18, 441040), (20, 396936), (24, 330780), (30, 264624), (32, 248085), (36, 220520), (37, 214560), (40, 198468), (45, 176416), (48, 165390), (60, 132312), (72, 110260), (74, 107280), (80, 99234), (90, 88208), (96, 82695), (111, 71520), (120, 66156), (144, 55130), (148, 53640), (149, 53280), (160, 49617), (180, 44104), (185, 42912), (222, 35760), (240, 33078), (288, 27565), (296, 26820), (298, 26640), (333, 23840), (360, 22052), (370, 21456), (444, 17880), (447, 17760), (480, 16539), (555, 14304), (592, 13410), (596, 13320), (666, 11920), (720, 11026), (740, 10728), (745, 10656), (888, 8940), (894, 8880), (1110, 7152), (1184, 6705), (1192, 6660), (1332, 5960), (1341, 5920), (1440, 5513), (1480, 5364), (1490, 5328), (1665, 4768), (1776, 4470), (1788, 4440), (2220, 3576), (2235, 3552), (2384, 3330), (2664, 2980), (2682, 2960)]