156323440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 160

約数和(自身を含む): 453720960

約数和(自身を除く): 297397520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 109, 112, 130, 140, 182, 197, 208, 218, 260, 280, 364, 394, 436, 455, 520, 545, 560, 728, 763, 788, 872, 910, 985, 1040, 1090, 1379, 1417, 1456, 1526, 1576, 1744, 1820, 1970, 2180, 2561, 2758, 2834, 3052, 3152, 3640, 3815, 3940, 4360, 5122, 5516, 5668, 6104, 6895, 7085, 7280, 7630, 7880, 8720, 9919, 10244, 11032, 11336, 12208, 12805, 13790, 14170, 15260, 15760, 17927, 19838, 20488, 21473, 22064, 22672, 25610, 27580, 28340, 30520, 35854, 39676, 40976, 42946, 49595, 51220, 55160, 56680, 61040, 71708, 79352, 85892, 89635, 99190, 102440, 107365, 110320, 113360, 143416, 150311, 158704, 171784, 179270, 198380, 204880, 214730, 279149, 286832, 300622, 343568, 358540, 396760, 429460, 558298, 601244, 717080, 751555, 793520, 858920, 1116596, 1202488, 1395745, 1434160, 1503110, 1717840, 1954043, 2233192, 2404976, 2791490, 3006220, 3908086, 4466384, 5582980, 6012440, 7816172, 9770215, 11165960, 12024880, 15632344, 19540430, 22331920, 31264688, 39080860, 78161720, 156323440]

約数ペア:

[(1, 156323440), (2, 78161720), (4, 39080860), (5, 31264688), (7, 22331920), (8, 19540430), (10, 15632344), (13, 12024880), (14, 11165960), (16, 9770215), (20, 7816172), (26, 6012440), (28, 5582980), (35, 4466384), (40, 3908086), (52, 3006220), (56, 2791490), (65, 2404976), (70, 2233192), (80, 1954043), (91, 1717840), (104, 1503110), (109, 1434160), (112, 1395745), (130, 1202488), (140, 1116596), (182, 858920), (197, 793520), (208, 751555), (218, 717080), (260, 601244), (280, 558298), (364, 429460), (394, 396760), (436, 358540), (455, 343568), (520, 300622), (545, 286832), (560, 279149), (728, 214730), (763, 204880), (788, 198380), (872, 179270), (910, 171784), (985, 158704), (1040, 150311), (1090, 143416), (1379, 113360), (1417, 110320), (1456, 107365), (1526, 102440), (1576, 99190), (1744, 89635), (1820, 85892), (1970, 79352), (2180, 71708), (2561, 61040), (2758, 56680), (2834, 55160), (3052, 51220), (3152, 49595), (3640, 42946), (3815, 40976), (3940, 39676), (4360, 35854), (5122, 30520), (5516, 28340), (5668, 27580), (6104, 25610), (6895, 22672), (7085, 22064), (7280, 21473), (7630, 20488), (7880, 19838), (8720, 17927), (9919, 15760), (10244, 15260), (11032, 14170), (11336, 13790), (12208, 12805)]