1238441640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1061}}^1$

素因数の和:1283

約数の個数: 128

約数和(自身を含む): 3798731520

約数和(自身を除く): 2560289880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 137, 142, 213, 274, 284, 355, 411, 426, 548, 568, 685, 710, 822, 852, 1061, 1065, 1096, 1370, 1420, 1644, 1704, 2055, 2122, 2130, 2740, 2840, 3183, 3288, 4110, 4244, 4260, 5305, 5480, 6366, 8220, 8488, 8520, 9727, 10610, 12732, 15915, 16440, 19454, 21220, 25464, 29181, 31830, 38908, 42440, 48635, 58362, 63660, 75331, 77816, 97270, 116724, 127320, 145357, 145905, 150662, 194540, 225993, 233448, 290714, 291810, 301324, 376655, 389080, 436071, 451986, 581428, 583620, 602648, 726785, 753310, 872142, 903972, 1129965, 1162856, 1167240, 1453570, 1506620, 1744284, 1807944, 2180355, 2259930, 2907140, 3013240, 3488568, 4360710, 4519860, 5814280, 8721420, 9039720, 10320347, 17442840, 20640694, 30961041, 41281388, 51601735, 61922082, 82562776, 103203470, 123844164, 154805205, 206406940, 247688328, 309610410, 412813880, 619220820, 1238441640]

約数ペア:

[(1, 1238441640), (2, 619220820), (3, 412813880), (4, 309610410), (5, 247688328), (6, 206406940), (8, 154805205), (10, 123844164), (12, 103203470), (15, 82562776), (20, 61922082), (24, 51601735), (30, 41281388), (40, 30961041), (60, 20640694), (71, 17442840), (120, 10320347), (137, 9039720), (142, 8721420), (213, 5814280), (274, 4519860), (284, 4360710), (355, 3488568), (411, 3013240), (426, 2907140), (548, 2259930), (568, 2180355), (685, 1807944), (710, 1744284), (822, 1506620), (852, 1453570), (1061, 1167240), (1065, 1162856), (1096, 1129965), (1370, 903972), (1420, 872142), (1644, 753310), (1704, 726785), (2055, 602648), (2122, 583620), (2130, 581428), (2740, 451986), (2840, 436071), (3183, 389080), (3288, 376655), (4110, 301324), (4244, 291810), (4260, 290714), (5305, 233448), (5480, 225993), (6366, 194540), (8220, 150662), (8488, 145905), (8520, 145357), (9727, 127320), (10610, 116724), (12732, 97270), (15915, 77816), (16440, 75331), (19454, 63660), (21220, 58362), (25464, 48635), (29181, 42440), (31830, 38908)]