66559920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{39619}}^1$

素因数の和:39642

約数の個数: 80

約数和(自身を含む): 235818240

約数和(自身を除く): 169258320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 39619, 79238, 118857, 158476, 198095, 237714, 277333, 316952, 396190, 475428, 554666, 594285, 633904, 792380, 831999, 950856, 1109332, 1188570, 1386665, 1584760, 1663998, 1901712, 2218664, 2377140, 2773330, 3169520, 3327996, 4159995, 4437328, 4754280, 5546660, 6655992, 8319990, 9508560, 11093320, 13311984, 16639980, 22186640, 33279960, 66559920]

約数ペア:

[(1, 66559920), (2, 33279960), (3, 22186640), (4, 16639980), (5, 13311984), (6, 11093320), (7, 9508560), (8, 8319990), (10, 6655992), (12, 5546660), (14, 4754280), (15, 4437328), (16, 4159995), (20, 3327996), (21, 3169520), (24, 2773330), (28, 2377140), (30, 2218664), (35, 1901712), (40, 1663998), (42, 1584760), (48, 1386665), (56, 1188570), (60, 1109332), (70, 950856), (80, 831999), (84, 792380), (105, 633904), (112, 594285), (120, 554666), (140, 475428), (168, 396190), (210, 316952), (240, 277333), (280, 237714), (336, 198095), (420, 158476), (560, 118857), (840, 79238), (1680, 39619)]