51322440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 167650560

約数和(自身を除く): 116328120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 167, 195, 197, 260, 312, 334, 390, 394, 501, 520, 591, 668, 780, 788, 835, 985, 1002, 1182, 1336, 1560, 1576, 1670, 1970, 2004, 2171, 2364, 2505, 2561, 2955, 3340, 3940, 4008, 4342, 4728, 5010, 5122, 5910, 6513, 6680, 7683, 7880, 8684, 10020, 10244, 10855, 11820, 12805, 13026, 15366, 17368, 20040, 20488, 21710, 23640, 25610, 26052, 30732, 32565, 32899, 38415, 43420, 51220, 52104, 61464, 65130, 65798, 76830, 86840, 98697, 102440, 130260, 131596, 153660, 164495, 197394, 260520, 263192, 307320, 328990, 394788, 427687, 493485, 657980, 789576, 855374, 986970, 1283061, 1315960, 1710748, 1973940, 2138435, 2566122, 3421496, 3947880, 4276870, 5132244, 6415305, 8553740, 10264488, 12830610, 17107480, 25661220, 51322440]

約数ペア:

[(1, 51322440), (2, 25661220), (3, 17107480), (4, 12830610), (5, 10264488), (6, 8553740), (8, 6415305), (10, 5132244), (12, 4276870), (13, 3947880), (15, 3421496), (20, 2566122), (24, 2138435), (26, 1973940), (30, 1710748), (39, 1315960), (40, 1283061), (52, 986970), (60, 855374), (65, 789576), (78, 657980), (104, 493485), (120, 427687), (130, 394788), (156, 328990), (167, 307320), (195, 263192), (197, 260520), (260, 197394), (312, 164495), (334, 153660), (390, 131596), (394, 130260), (501, 102440), (520, 98697), (591, 86840), (668, 76830), (780, 65798), (788, 65130), (835, 61464), (985, 52104), (1002, 51220), (1182, 43420), (1336, 38415), (1560, 32899), (1576, 32565), (1670, 30732), (1970, 26052), (2004, 25610), (2171, 23640), (2364, 21710), (2505, 20488), (2561, 20040), (2955, 17368), (3340, 15366), (3940, 13026), (4008, 12805), (4342, 11820), (4728, 10855), (5010, 10244), (5122, 10020), (5910, 8684), (6513, 7880), (6680, 7683)]