21536742120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{733}}^1\times {\mathrm{8443}}^1$

素因数の和:9219

約数の個数: 128

約数和(自身を含む): 66937276800

約数和(自身を除く): 45400534680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 733, 870, 1160, 1466, 1740, 2199, 2932, 3480, 3665, 4398, 5864, 7330, 8443, 8796, 10995, 14660, 16886, 17592, 21257, 21990, 25329, 29320, 33772, 42215, 42514, 43980, 50658, 63771, 67544, 84430, 85028, 87960, 101316, 106285, 126645, 127542, 168860, 170056, 202632, 212570, 244847, 253290, 255084, 318855, 337720, 425140, 489694, 506580, 510168, 637710, 734541, 850280, 979388, 1013160, 1224235, 1275420, 1469082, 1958776, 2448470, 2550840, 2938164, 3672705, 4896940, 5876328, 6188719, 7345410, 9793880, 12377438, 14690820, 18566157, 24754876, 29381640, 30943595, 37132314, 49509752, 61887190, 74264628, 92830785, 123774380, 148529256, 179472851, 185661570, 247548760, 358945702, 371323140, 538418553, 717891404, 742646280, 897364255, 1076837106, 1435782808, 1794728510, 2153674212, 2692092765, 3589457020, 4307348424, 5384185530, 7178914040, 10768371060, 21536742120]

約数ペア:

[(1, 21536742120), (2, 10768371060), (3, 7178914040), (4, 5384185530), (5, 4307348424), (6, 3589457020), (8, 2692092765), (10, 2153674212), (12, 1794728510), (15, 1435782808), (20, 1076837106), (24, 897364255), (29, 742646280), (30, 717891404), (40, 538418553), (58, 371323140), (60, 358945702), (87, 247548760), (116, 185661570), (120, 179472851), (145, 148529256), (174, 123774380), (232, 92830785), (290, 74264628), (348, 61887190), (435, 49509752), (580, 37132314), (696, 30943595), (733, 29381640), (870, 24754876), (1160, 18566157), (1466, 14690820), (1740, 12377438), (2199, 9793880), (2932, 7345410), (3480, 6188719), (3665, 5876328), (4398, 4896940), (5864, 3672705), (7330, 2938164), (8443, 2550840), (8796, 2448470), (10995, 1958776), (14660, 1469082), (16886, 1275420), (17592, 1224235), (21257, 1013160), (21990, 979388), (25329, 850280), (29320, 734541), (33772, 637710), (42215, 510168), (42514, 506580), (43980, 489694), (50658, 425140), (63771, 337720), (67544, 318855), (84430, 255084), (85028, 253290), (87960, 244847), (101316, 212570), (106285, 202632), (126645, 170056), (127542, 168860)]