129535980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9949}}^1$

素因数の和:9999

約数の個数: 96

約数和(自身を含む): 427929600

約数和(自身を除く): 298393620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 9949, 13020, 19898, 29847, 39796, 49745, 59694, 69643, 99490, 119388, 139286, 149235, 198980, 208929, 278572, 298470, 308419, 348215, 417858, 596940, 616838, 696430, 835716, 925257, 1044645, 1233676, 1392860, 1542095, 1850514, 2089290, 2158933, 3084190, 3701028, 4178580, 4317866, 4626285, 6168380, 6476799, 8635732, 9252570, 10794665, 12953598, 18505140, 21589330, 25907196, 32383995, 43178660, 64767990, 129535980]

約数ペア:

[(1, 129535980), (2, 64767990), (3, 43178660), (4, 32383995), (5, 25907196), (6, 21589330), (7, 18505140), (10, 12953598), (12, 10794665), (14, 9252570), (15, 8635732), (20, 6476799), (21, 6168380), (28, 4626285), (30, 4317866), (31, 4178580), (35, 3701028), (42, 3084190), (60, 2158933), (62, 2089290), (70, 1850514), (84, 1542095), (93, 1392860), (105, 1233676), (124, 1044645), (140, 925257), (155, 835716), (186, 696430), (210, 616838), (217, 596940), (310, 417858), (372, 348215), (420, 308419), (434, 298470), (465, 278572), (620, 208929), (651, 198980), (868, 149235), (930, 139286), (1085, 119388), (1302, 99490), (1860, 69643), (2170, 59694), (2604, 49745), (3255, 39796), (4340, 29847), (6510, 19898), (9949, 13020)]