861573120

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 208

約数和(自身を含む): 2838672960

約数和(自身を除く): 1977099840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 256, 296, 320, 370, 379, 384, 444, 480, 512, 555, 592, 640, 740, 758, 768, 888, 960, 1024, 1110, 1137, 1184, 1280, 1480, 1516, 1536, 1776, 1895, 1920, 2048, 2220, 2274, 2368, 2560, 2960, 3032, 3072, 3552, 3790, 3840, 4096, 4440, 4548, 4736, 5120, 5685, 5920, 6064, 6144, 7104, 7580, 7680, 8880, 9096, 9472, 10240, 11370, 11840, 12128, 12288, 14023, 14208, 15160, 15360, 17760, 18192, 18944, 20480, 22740, 23680, 24256, 28046, 28416, 30320, 30720, 35520, 36384, 37888, 42069, 45480, 47360, 48512, 56092, 56832, 60640, 61440, 70115, 71040, 72768, 75776, 84138, 90960, 94720, 97024, 112184, 113664, 121280, 140230, 142080, 145536, 151552, 168276, 181920, 189440, 194048, 210345, 224368, 227328, 242560, 280460, 284160, 291072, 336552, 363840, 378880, 388096, 420690, 448736, 454656, 485120, 560920, 568320, 582144, 673104, 727680, 757760, 776192, 841380, 897472, 970240, 1121840, 1136640, 1164288, 1346208, 1455360, 1552384, 1682760, 1794944, 1940480, 2243680, 2273280, 2328576, 2692416, 2910720, 3365520, 3589888, 3880960, 4487360, 4657152, 5384832, 5821440, 6731040, 7179776, 7761920, 8974720, 10769664, 11642880, 13462080, 14359552, 17949440, 21539328, 23285760, 26924160, 28719104, 35898880, 43078656, 53848320, 57438208, 71797760, 86157312, 107696640, 143595520, 172314624, 215393280, 287191040, 430786560, 861573120]

約数ペア:

[(1, 861573120), (2, 430786560), (3, 287191040), (4, 215393280), (5, 172314624), (6, 143595520), (8, 107696640), (10, 86157312), (12, 71797760), (15, 57438208), (16, 53848320), (20, 43078656), (24, 35898880), (30, 28719104), (32, 26924160), (37, 23285760), (40, 21539328), (48, 17949440), (60, 14359552), (64, 13462080), (74, 11642880), (80, 10769664), (96, 8974720), (111, 7761920), (120, 7179776), (128, 6731040), (148, 5821440), (160, 5384832), (185, 4657152), (192, 4487360), (222, 3880960), (240, 3589888), (256, 3365520), (296, 2910720), (320, 2692416), (370, 2328576), (379, 2273280), (384, 2243680), (444, 1940480), (480, 1794944), (512, 1682760), (555, 1552384), (592, 1455360), (640, 1346208), (740, 1164288), (758, 1136640), (768, 1121840), (888, 970240), (960, 897472), (1024, 841380), (1110, 776192), (1137, 757760), (1184, 727680), (1280, 673104), (1480, 582144), (1516, 568320), (1536, 560920), (1776, 485120), (1895, 454656), (1920, 448736), (2048, 420690), (2220, 388096), (2274, 378880), (2368, 363840), (2560, 336552), (2960, 291072), (3032, 284160), (3072, 280460), (3552, 242560), (3790, 227328), (3840, 224368), (4096, 210345), (4440, 194048), (4548, 189440), (4736, 181920), (5120, 168276), (5685, 151552), (5920, 145536), (6064, 142080), (6144, 140230), (7104, 121280), (7580, 113664), (7680, 112184), (8880, 97024), (9096, 94720), (9472, 90960), (10240, 84138), (11370, 75776), (11840, 72768), (12128, 71040), (12288, 70115), (14023, 61440), (14208, 60640), (15160, 56832), (15360, 56092), (17760, 48512), (18192, 47360), (18944, 45480), (20480, 42069), (22740, 37888), (23680, 36384), (24256, 35520), (28046, 30720), (28416, 30320)]