142078960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{443}}^1$

素因数の和:686

約数の個数: 80

約数和(自身を含む): 350156160

約数和(自身を除く): 208077200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 211, 304, 380, 422, 443, 760, 844, 886, 1055, 1520, 1688, 1772, 2110, 2215, 3376, 3544, 4009, 4220, 4430, 7088, 8018, 8417, 8440, 8860, 16036, 16834, 16880, 17720, 20045, 32072, 33668, 35440, 40090, 42085, 64144, 67336, 80180, 84170, 93473, 134672, 160360, 168340, 186946, 320720, 336680, 373892, 467365, 673360, 747784, 934730, 1495568, 1775987, 1869460, 3551974, 3738920, 7103948, 7477840, 8879935, 14207896, 17759870, 28415792, 35519740, 71039480, 142078960]

約数ペア:

[(1, 142078960), (2, 71039480), (4, 35519740), (5, 28415792), (8, 17759870), (10, 14207896), (16, 8879935), (19, 7477840), (20, 7103948), (38, 3738920), (40, 3551974), (76, 1869460), (80, 1775987), (95, 1495568), (152, 934730), (190, 747784), (211, 673360), (304, 467365), (380, 373892), (422, 336680), (443, 320720), (760, 186946), (844, 168340), (886, 160360), (1055, 134672), (1520, 93473), (1688, 84170), (1772, 80180), (2110, 67336), (2215, 64144), (3376, 42085), (3544, 40090), (4009, 35440), (4220, 33668), (4430, 32072), (7088, 20045), (8018, 17720), (8417, 16880), (8440, 16834), (8860, 16036)]