208690920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{877}}^1$

素因数の和:1555

約数の個数: 96

約数和(自身を含む): 680046120

約数和(自身を除く): 471355200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 661, 877, 1322, 1754, 1983, 2631, 2644, 3305, 3508, 3966, 4385, 5262, 5288, 5949, 6610, 7016, 7893, 7932, 8770, 9915, 10524, 11898, 13155, 13220, 15786, 15864, 17540, 19830, 21048, 23796, 26310, 26440, 29745, 31572, 35080, 39465, 39660, 47592, 52620, 59490, 63144, 78930, 79320, 105240, 118980, 157860, 237960, 315720, 579697, 1159394, 1739091, 2318788, 2898485, 3478182, 4637576, 5217273, 5796970, 6956364, 8695455, 10434546, 11593940, 13912728, 17390910, 20869092, 23187880, 26086365, 34781820, 41738184, 52172730, 69563640, 104345460, 208690920]

約数ペア:

[(1, 208690920), (2, 104345460), (3, 69563640), (4, 52172730), (5, 41738184), (6, 34781820), (8, 26086365), (9, 23187880), (10, 20869092), (12, 17390910), (15, 13912728), (18, 11593940), (20, 10434546), (24, 8695455), (30, 6956364), (36, 5796970), (40, 5217273), (45, 4637576), (60, 3478182), (72, 2898485), (90, 2318788), (120, 1739091), (180, 1159394), (360, 579697), (661, 315720), (877, 237960), (1322, 157860), (1754, 118980), (1983, 105240), (2631, 79320), (2644, 78930), (3305, 63144), (3508, 59490), (3966, 52620), (4385, 47592), (5262, 39660), (5288, 39465), (5949, 35080), (6610, 31572), (7016, 29745), (7893, 26440), (7932, 26310), (8770, 23796), (9915, 21048), (10524, 19830), (11898, 17540), (13155, 15864), (13220, 15786)]