20247915840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{1597}}^1$

素因数の和:1945

約数の個数: 224

約数和(自身を含む): 65929849344

約数和(自身を除く): 45681933504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 141, 160, 188, 192, 235, 240, 281, 282, 320, 376, 470, 480, 562, 564, 705, 752, 843, 940, 960, 1124, 1128, 1405, 1410, 1504, 1597, 1686, 1880, 2248, 2256, 2810, 2820, 3008, 3194, 3372, 3760, 4215, 4496, 4512, 4791, 5620, 5640, 6388, 6744, 7520, 7985, 8430, 8992, 9024, 9582, 11240, 11280, 12776, 13207, 13488, 15040, 15970, 16860, 17984, 19164, 22480, 22560, 23955, 25552, 26414, 26976, 31940, 33720, 38328, 39621, 44960, 45120, 47910, 51104, 52828, 53952, 63880, 66035, 67440, 75059, 76656, 79242, 89920, 95820, 102208, 105656, 127760, 132070, 134880, 150118, 153312, 158484, 191640, 198105, 211312, 225177, 255520, 264140, 269760, 300236, 306624, 316968, 375295, 383280, 396210, 422624, 448757, 450354, 511040, 528280, 600472, 633936, 750590, 766560, 792420, 845248, 897514, 900708, 1056560, 1125885, 1200944, 1267872, 1346271, 1501180, 1533120, 1584840, 1795028, 1801416, 2113120, 2243785, 2251770, 2401888, 2535744, 2692542, 3002360, 3169680, 3590056, 3602832, 4226240, 4487570, 4503540, 4803776, 5385084, 6004720, 6339360, 6731355, 7180112, 7205664, 8975140, 9007080, 10770168, 12009440, 12678720, 13462710, 14360224, 14411328, 17950280, 18014160, 21091579, 21540336, 24018880, 26925420, 28720448, 35900560, 36028320, 42183158, 43080672, 53850840, 63274737, 71801120, 72056640, 84366316, 86161344, 105457895, 107701680, 126549474, 143602240, 168732632, 210915790, 215403360, 253098948, 316373685, 337465264, 421831580, 430806720, 506197896, 632747370, 674930528, 843663160, 1012395792, 1265494740, 1349861056, 1687326320, 2024791584, 2530989480, 3374652640, 4049583168, 5061978960, 6749305280, 10123957920, 20247915840]

約数ペア:

[(1, 20247915840), (2, 10123957920), (3, 6749305280), (4, 5061978960), (5, 4049583168), (6, 3374652640), (8, 2530989480), (10, 2024791584), (12, 1687326320), (15, 1349861056), (16, 1265494740), (20, 1012395792), (24, 843663160), (30, 674930528), (32, 632747370), (40, 506197896), (47, 430806720), (48, 421831580), (60, 337465264), (64, 316373685), (80, 253098948), (94, 215403360), (96, 210915790), (120, 168732632), (141, 143602240), (160, 126549474), (188, 107701680), (192, 105457895), (235, 86161344), (240, 84366316), (281, 72056640), (282, 71801120), (320, 63274737), (376, 53850840), (470, 43080672), (480, 42183158), (562, 36028320), (564, 35900560), (705, 28720448), (752, 26925420), (843, 24018880), (940, 21540336), (960, 21091579), (1124, 18014160), (1128, 17950280), (1405, 14411328), (1410, 14360224), (1504, 13462710), (1597, 12678720), (1686, 12009440), (1880, 10770168), (2248, 9007080), (2256, 8975140), (2810, 7205664), (2820, 7180112), (3008, 6731355), (3194, 6339360), (3372, 6004720), (3760, 5385084), (4215, 4803776), (4496, 4503540), (4512, 4487570), (4791, 4226240), (5620, 3602832), (5640, 3590056), (6388, 3169680), (6744, 3002360), (7520, 2692542), (7985, 2535744), (8430, 2401888), (8992, 2251770), (9024, 2243785), (9582, 2113120), (11240, 1801416), (11280, 1795028), (12776, 1584840), (13207, 1533120), (13488, 1501180), (15040, 1346271), (15970, 1267872), (16860, 1200944), (17984, 1125885), (19164, 1056560), (22480, 900708), (22560, 897514), (23955, 845248), (25552, 792420), (26414, 766560), (26976, 750590), (31940, 633936), (33720, 600472), (38328, 528280), (39621, 511040), (44960, 450354), (45120, 448757), (47910, 422624), (51104, 396210), (52828, 383280), (53952, 375295), (63880, 316968), (66035, 306624), (67440, 300236), (75059, 269760), (76656, 264140), (79242, 255520), (89920, 225177), (95820, 211312), (102208, 198105), (105656, 191640), (127760, 158484), (132070, 153312), (134880, 150118)]