1028014760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:535

約数の個数: 128

約数和(自身を含む): 2528064000

約数和(自身を除く): 1500049240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 83, 86, 95, 152, 166, 172, 190, 215, 332, 344, 379, 380, 415, 430, 664, 758, 760, 817, 830, 860, 1516, 1577, 1634, 1660, 1720, 1895, 3032, 3154, 3268, 3320, 3569, 3790, 4085, 6308, 6536, 7138, 7201, 7580, 7885, 8170, 12616, 14276, 14402, 15160, 15770, 16297, 16340, 17845, 28552, 28804, 31457, 31540, 32594, 32680, 35690, 36005, 57608, 62914, 63080, 65188, 67811, 71380, 72010, 81485, 125828, 130376, 135622, 142760, 144020, 157285, 162970, 251656, 271244, 288040, 309643, 314570, 325940, 339055, 542488, 597683, 619286, 629140, 651880, 678110, 1195366, 1238572, 1258280, 1352651, 1356220, 1548215, 2390732, 2477144, 2705302, 2712440, 2988415, 3096430, 4781464, 5410604, 5976830, 6192860, 6763255, 10821208, 11953660, 12385720, 13526510, 23907320, 25700369, 27053020, 51400738, 54106040, 102801476, 128501845, 205602952, 257003690, 514007380, 1028014760]

約数ペア:

[(1, 1028014760), (2, 514007380), (4, 257003690), (5, 205602952), (8, 128501845), (10, 102801476), (19, 54106040), (20, 51400738), (38, 27053020), (40, 25700369), (43, 23907320), (76, 13526510), (83, 12385720), (86, 11953660), (95, 10821208), (152, 6763255), (166, 6192860), (172, 5976830), (190, 5410604), (215, 4781464), (332, 3096430), (344, 2988415), (379, 2712440), (380, 2705302), (415, 2477144), (430, 2390732), (664, 1548215), (758, 1356220), (760, 1352651), (817, 1258280), (830, 1238572), (860, 1195366), (1516, 678110), (1577, 651880), (1634, 629140), (1660, 619286), (1720, 597683), (1895, 542488), (3032, 339055), (3154, 325940), (3268, 314570), (3320, 309643), (3569, 288040), (3790, 271244), (4085, 251656), (6308, 162970), (6536, 157285), (7138, 144020), (7201, 142760), (7580, 135622), (7885, 130376), (8170, 125828), (12616, 81485), (14276, 72010), (14402, 71380), (15160, 67811), (15770, 65188), (16297, 63080), (16340, 62914), (17845, 57608), (28552, 36005), (28804, 35690), (31457, 32680), (31540, 32594)]