31253050980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{61331}}^1$

素因数の和:61514

約数の個数: 144

約数和(自身を含む): 100461816000

約数和(自身を除く): 69208765020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 149, 171, 180, 190, 228, 285, 298, 342, 380, 447, 570, 596, 684, 745, 855, 894, 1140, 1341, 1490, 1710, 1788, 2235, 2682, 2831, 2980, 3420, 4470, 5364, 5662, 6705, 8493, 8940, 11324, 13410, 14155, 16986, 25479, 26820, 28310, 33972, 42465, 50958, 56620, 61331, 84930, 101916, 122662, 127395, 169860, 183993, 245324, 254790, 306655, 367986, 509580, 551979, 613310, 735972, 919965, 1103958, 1165289, 1226620, 1839930, 2207916, 2330578, 2759895, 3495867, 3679860, 4661156, 5519790, 5826445, 6991734, 9138319, 10487601, 11039580, 11652890, 13983468, 17479335, 18276638, 20975202, 23305780, 27414957, 34958670, 36553276, 41950404, 45691595, 52438005, 54829914, 69917340, 82244871, 91383190, 104876010, 109659828, 137074785, 164489742, 173628061, 182766380, 209752020, 274149570, 328979484, 347256122, 411224355, 520884183, 548299140, 694512244, 822448710, 868140305, 1041768366, 1562652549, 1644897420, 1736280610, 2083536732, 2604420915, 3125305098, 3472561220, 5208841830, 6250610196, 7813262745, 10417683660, 15626525490, 31253050980]

約数ペア:

[(1, 31253050980), (2, 15626525490), (3, 10417683660), (4, 7813262745), (5, 6250610196), (6, 5208841830), (9, 3472561220), (10, 3125305098), (12, 2604420915), (15, 2083536732), (18, 1736280610), (19, 1644897420), (20, 1562652549), (30, 1041768366), (36, 868140305), (38, 822448710), (45, 694512244), (57, 548299140), (60, 520884183), (76, 411224355), (90, 347256122), (95, 328979484), (114, 274149570), (149, 209752020), (171, 182766380), (180, 173628061), (190, 164489742), (228, 137074785), (285, 109659828), (298, 104876010), (342, 91383190), (380, 82244871), (447, 69917340), (570, 54829914), (596, 52438005), (684, 45691595), (745, 41950404), (855, 36553276), (894, 34958670), (1140, 27414957), (1341, 23305780), (1490, 20975202), (1710, 18276638), (1788, 17479335), (2235, 13983468), (2682, 11652890), (2831, 11039580), (2980, 10487601), (3420, 9138319), (4470, 6991734), (5364, 5826445), (5662, 5519790), (6705, 4661156), (8493, 3679860), (8940, 3495867), (11324, 2759895), (13410, 2330578), (14155, 2207916), (16986, 1839930), (25479, 1226620), (26820, 1165289), (28310, 1103958), (33972, 919965), (42465, 735972), (50958, 613310), (56620, 551979), (61331, 509580), (84930, 367986), (101916, 306655), (122662, 254790), (127395, 245324), (169860, 183993)]