2221009920

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:495

約数の個数: 264

約数和(自身を含む): 7769986224

約数和(自身を除く): 5548976304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 157, 160, 180, 192, 240, 256, 288, 307, 314, 320, 360, 384, 471, 480, 512, 576, 614, 628, 640, 720, 768, 785, 921, 942, 960, 1024, 1152, 1228, 1256, 1280, 1413, 1440, 1535, 1536, 1570, 1842, 1884, 1920, 2304, 2355, 2456, 2512, 2560, 2763, 2826, 2880, 3070, 3072, 3140, 3684, 3768, 3840, 4605, 4608, 4710, 4912, 5024, 5120, 5526, 5652, 5760, 6140, 6280, 7065, 7368, 7536, 7680, 9210, 9216, 9420, 9824, 10048, 11052, 11304, 11520, 12280, 12560, 13815, 14130, 14736, 15072, 15360, 18420, 18840, 19648, 20096, 22104, 22608, 23040, 24560, 25120, 27630, 28260, 29472, 30144, 36840, 37680, 39296, 40192, 44208, 45216, 46080, 48199, 49120, 50240, 55260, 56520, 58944, 60288, 73680, 75360, 78592, 80384, 88416, 90432, 96398, 98240, 100480, 110520, 113040, 117888, 120576, 144597, 147360, 150720, 157184, 160768, 176832, 180864, 192796, 196480, 200960, 221040, 226080, 235776, 240995, 241152, 289194, 294720, 301440, 314368, 353664, 361728, 385592, 392960, 401920, 433791, 442080, 452160, 471552, 481990, 482304, 578388, 589440, 602880, 707328, 722985, 723456, 771184, 785920, 803840, 867582, 884160, 904320, 943104, 963980, 1156776, 1178880, 1205760, 1414656, 1445970, 1446912, 1542368, 1571840, 1735164, 1768320, 1808640, 1927960, 2168955, 2313552, 2357760, 2411520, 2829312, 2891940, 3084736, 3470328, 3536640, 3617280, 3855920, 4337910, 4627104, 4715520, 5783880, 6169472, 6940656, 7073280, 7234560, 7711840, 8675820, 9254208, 11567760, 12338944, 13881312, 14146560, 15423680, 17351640, 18508416, 23135520, 24677888, 27762624, 30847360, 34703280, 37016832, 46271040, 49355776, 55525248, 61694720, 69406560, 74033664, 92542080, 111050496, 123389440, 138813120, 148067328, 185084160, 222100992, 246778880, 277626240, 370168320, 444201984, 555252480, 740336640, 1110504960, 2221009920]

約数ペア:

[(1, 2221009920), (2, 1110504960), (3, 740336640), (4, 555252480), (5, 444201984), (6, 370168320), (8, 277626240), (9, 246778880), (10, 222100992), (12, 185084160), (15, 148067328), (16, 138813120), (18, 123389440), (20, 111050496), (24, 92542080), (30, 74033664), (32, 69406560), (36, 61694720), (40, 55525248), (45, 49355776), (48, 46271040), (60, 37016832), (64, 34703280), (72, 30847360), (80, 27762624), (90, 24677888), (96, 23135520), (120, 18508416), (128, 17351640), (144, 15423680), (157, 14146560), (160, 13881312), (180, 12338944), (192, 11567760), (240, 9254208), (256, 8675820), (288, 7711840), (307, 7234560), (314, 7073280), (320, 6940656), (360, 6169472), (384, 5783880), (471, 4715520), (480, 4627104), (512, 4337910), (576, 3855920), (614, 3617280), (628, 3536640), (640, 3470328), (720, 3084736), (768, 2891940), (785, 2829312), (921, 2411520), (942, 2357760), (960, 2313552), (1024, 2168955), (1152, 1927960), (1228, 1808640), (1256, 1768320), (1280, 1735164), (1413, 1571840), (1440, 1542368), (1535, 1446912), (1536, 1445970), (1570, 1414656), (1842, 1205760), (1884, 1178880), (1920, 1156776), (2304, 963980), (2355, 943104), (2456, 904320), (2512, 884160), (2560, 867582), (2763, 803840), (2826, 785920), (2880, 771184), (3070, 723456), (3072, 722985), (3140, 707328), (3684, 602880), (3768, 589440), (3840, 578388), (4605, 482304), (4608, 481990), (4710, 471552), (4912, 452160), (5024, 442080), (5120, 433791), (5526, 401920), (5652, 392960), (5760, 385592), (6140, 361728), (6280, 353664), (7065, 314368), (7368, 301440), (7536, 294720), (7680, 289194), (9210, 241152), (9216, 240995), (9420, 235776), (9824, 226080), (10048, 221040), (11052, 200960), (11304, 196480), (11520, 192796), (12280, 180864), (12560, 176832), (13815, 160768), (14130, 157184), (14736, 150720), (15072, 147360), (15360, 144597), (18420, 120576), (18840, 117888), (19648, 113040), (20096, 110520), (22104, 100480), (22608, 98240), (23040, 96398), (24560, 90432), (25120, 88416), (27630, 80384), (28260, 78592), (29472, 75360), (30144, 73680), (36840, 60288), (37680, 58944), (39296, 56520), (40192, 55260), (44208, 50240), (45216, 49120), (46080, 48199)]