20807672832

素因数分解:

$2^{10}\times 3^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:641

約数の個数: 264

約数和(自身を含む): 62291028800

約数和(自身を除く): 41483355968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 128, 139, 144, 148, 192, 222, 256, 278, 288, 296, 333, 384, 417, 439, 444, 512, 556, 576, 592, 666, 768, 834, 878, 888, 1024, 1112, 1152, 1184, 1251, 1317, 1332, 1536, 1668, 1756, 1776, 2224, 2304, 2368, 2502, 2634, 2664, 3072, 3336, 3512, 3552, 3951, 4448, 4608, 4736, 5004, 5143, 5268, 5328, 6672, 7024, 7104, 7902, 8896, 9216, 9472, 10008, 10286, 10536, 10656, 13344, 14048, 14208, 15429, 15804, 16243, 17792, 18944, 20016, 20572, 21072, 21312, 26688, 28096, 28416, 30858, 31608, 32486, 35584, 37888, 40032, 41144, 42144, 42624, 46287, 48729, 53376, 56192, 56832, 61021, 61716, 63216, 64972, 71168, 80064, 82288, 84288, 85248, 92574, 97458, 106752, 112384, 113664, 122042, 123432, 126432, 129944, 142336, 146187, 160128, 164576, 168576, 170496, 183063, 185148, 194916, 213504, 224768, 244084, 246864, 252864, 259888, 292374, 320256, 329152, 337152, 340992, 366126, 370296, 389832, 427008, 449536, 488168, 493728, 505728, 519776, 549189, 584748, 640512, 658304, 674304, 732252, 740592, 779664, 976336, 987456, 1011456, 1039552, 1098378, 1169496, 1281024, 1316608, 1348608, 1464504, 1481184, 1559328, 1952672, 1974912, 2022912, 2079104, 2196756, 2257777, 2338992, 2633216, 2929008, 2962368, 3118656, 3905344, 3949824, 4045824, 4158208, 4393512, 4515554, 4677984, 5266432, 5858016, 5924736, 6237312, 6773331, 7810688, 7899648, 8316416, 8787024, 9031108, 9355968, 11716032, 11849472, 12474624, 13546662, 15621376, 15799296, 16632832, 17574048, 18062216, 18711936, 20319993, 23432064, 23698944, 24949248, 27093324, 31242752, 35148096, 36124432, 37423872, 40639986, 46864128, 47397888, 49898496, 54186648, 62485504, 70296192, 72248864, 74847744, 81279972, 93728256, 108373296, 140592384, 144497728, 149695488, 162559944, 187456512, 216746592, 281184768, 288995456, 325119888, 433493184, 562369536, 577990912, 650239776, 866986368, 1155981824, 1300479552, 1733972736, 2311963648, 2600959104, 3467945472, 5201918208, 6935890944, 10403836416, 20807672832]

約数ペア:

[(1, 20807672832), (2, 10403836416), (3, 6935890944), (4, 5201918208), (6, 3467945472), (8, 2600959104), (9, 2311963648), (12, 1733972736), (16, 1300479552), (18, 1155981824), (24, 866986368), (32, 650239776), (36, 577990912), (37, 562369536), (48, 433493184), (64, 325119888), (72, 288995456), (74, 281184768), (96, 216746592), (111, 187456512), (128, 162559944), (139, 149695488), (144, 144497728), (148, 140592384), (192, 108373296), (222, 93728256), (256, 81279972), (278, 74847744), (288, 72248864), (296, 70296192), (333, 62485504), (384, 54186648), (417, 49898496), (439, 47397888), (444, 46864128), (512, 40639986), (556, 37423872), (576, 36124432), (592, 35148096), (666, 31242752), (768, 27093324), (834, 24949248), (878, 23698944), (888, 23432064), (1024, 20319993), (1112, 18711936), (1152, 18062216), (1184, 17574048), (1251, 16632832), (1317, 15799296), (1332, 15621376), (1536, 13546662), (1668, 12474624), (1756, 11849472), (1776, 11716032), (2224, 9355968), (2304, 9031108), (2368, 8787024), (2502, 8316416), (2634, 7899648), (2664, 7810688), (3072, 6773331), (3336, 6237312), (3512, 5924736), (3552, 5858016), (3951, 5266432), (4448, 4677984), (4608, 4515554), (4736, 4393512), (5004, 4158208), (5143, 4045824), (5268, 3949824), (5328, 3905344), (6672, 3118656), (7024, 2962368), (7104, 2929008), (7902, 2633216), (8896, 2338992), (9216, 2257777), (9472, 2196756), (10008, 2079104), (10286, 2022912), (10536, 1974912), (10656, 1952672), (13344, 1559328), (14048, 1481184), (14208, 1464504), (15429, 1348608), (15804, 1316608), (16243, 1281024), (17792, 1169496), (18944, 1098378), (20016, 1039552), (20572, 1011456), (21072, 987456), (21312, 976336), (26688, 779664), (28096, 740592), (28416, 732252), (30858, 674304), (31608, 658304), (32486, 640512), (35584, 584748), (37888, 549189), (40032, 519776), (41144, 505728), (42144, 493728), (42624, 488168), (46287, 449536), (48729, 427008), (53376, 389832), (56192, 370296), (56832, 366126), (61021, 340992), (61716, 337152), (63216, 329152), (64972, 320256), (71168, 292374), (80064, 259888), (82288, 252864), (84288, 246864), (85248, 244084), (92574, 224768), (97458, 213504), (106752, 194916), (112384, 185148), (113664, 183063), (122042, 170496), (123432, 168576), (126432, 164576), (129944, 160128), (142336, 146187)]