320811840

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{12377}}^1$

素因数の和:12406

約数の個数: 140

約数和(自身を含む): 1141276356

約数和(自身を除く): 820464516

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12377, 12960, 24754, 25920, 37131, 49508, 61885, 74262, 99016, 111393, 123770, 148524, 185655, 198032, 222786, 247540, 297048, 334179, 371310, 396064, 445572, 495080, 556965, 594096, 668358, 742620, 792128, 891144, 990160, 1002537, 1113930, 1188192, 1336716, 1485240, 1670895, 1782288, 1980320, 2005074, 2227860, 2376384, 2673432, 2970480, 3341790, 3564576, 3960640, 4010148, 4455720, 5012685, 5346864, 5940960, 6683580, 7129152, 8020296, 8911440, 10025370, 10693728, 11881920, 13367160, 16040592, 17822880, 20050740, 21387456, 26734320, 32081184, 35645760, 40101480, 53468640, 64162368, 80202960, 106937280, 160405920, 320811840]

約数ペア:

[(1, 320811840), (2, 160405920), (3, 106937280), (4, 80202960), (5, 64162368), (6, 53468640), (8, 40101480), (9, 35645760), (10, 32081184), (12, 26734320), (15, 21387456), (16, 20050740), (18, 17822880), (20, 16040592), (24, 13367160), (27, 11881920), (30, 10693728), (32, 10025370), (36, 8911440), (40, 8020296), (45, 7129152), (48, 6683580), (54, 5940960), (60, 5346864), (64, 5012685), (72, 4455720), (80, 4010148), (81, 3960640), (90, 3564576), (96, 3341790), (108, 2970480), (120, 2673432), (135, 2376384), (144, 2227860), (160, 2005074), (162, 1980320), (180, 1782288), (192, 1670895), (216, 1485240), (240, 1336716), (270, 1188192), (288, 1113930), (320, 1002537), (324, 990160), (360, 891144), (405, 792128), (432, 742620), (480, 668358), (540, 594096), (576, 556965), (648, 495080), (720, 445572), (810, 396064), (864, 371310), (960, 334179), (1080, 297048), (1296, 247540), (1440, 222786), (1620, 198032), (1728, 185655), (2160, 148524), (2592, 123770), (2880, 111393), (3240, 99016), (4320, 74262), (5184, 61885), (6480, 49508), (8640, 37131), (12377, 25920), (12960, 24754)]