19476831480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{19991}}^1$

素因数の和:20381

約数の個数: 128

約数和(自身を含む): 61146731520

約数和(自身を除く): 41669900040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 353, 460, 552, 690, 706, 920, 1059, 1380, 1412, 1765, 2118, 2760, 2824, 3530, 4236, 5295, 7060, 8119, 8472, 10590, 14120, 16238, 19991, 21180, 24357, 32476, 39982, 40595, 42360, 48714, 59973, 64952, 79964, 81190, 97428, 99955, 119946, 121785, 159928, 162380, 194856, 199910, 239892, 243570, 299865, 324760, 399820, 459793, 479784, 487140, 599730, 799640, 919586, 974280, 1199460, 1379379, 1839172, 2298965, 2398920, 2758758, 3678344, 4597930, 5517516, 6896895, 7056823, 9195860, 11035032, 13793790, 14113646, 18391720, 21170469, 27587580, 28227292, 35284115, 42340938, 55175160, 56454584, 70568230, 84681876, 105852345, 141136460, 162306929, 169363752, 211704690, 282272920, 324613858, 423409380, 486920787, 649227716, 811534645, 846818760, 973841574, 1298455432, 1623069290, 1947683148, 2434603935, 3246138580, 3895366296, 4869207870, 6492277160, 9738415740, 19476831480]

約数ペア:

[(1, 19476831480), (2, 9738415740), (3, 6492277160), (4, 4869207870), (5, 3895366296), (6, 3246138580), (8, 2434603935), (10, 1947683148), (12, 1623069290), (15, 1298455432), (20, 973841574), (23, 846818760), (24, 811534645), (30, 649227716), (40, 486920787), (46, 423409380), (60, 324613858), (69, 282272920), (92, 211704690), (115, 169363752), (120, 162306929), (138, 141136460), (184, 105852345), (230, 84681876), (276, 70568230), (345, 56454584), (353, 55175160), (460, 42340938), (552, 35284115), (690, 28227292), (706, 27587580), (920, 21170469), (1059, 18391720), (1380, 14113646), (1412, 13793790), (1765, 11035032), (2118, 9195860), (2760, 7056823), (2824, 6896895), (3530, 5517516), (4236, 4597930), (5295, 3678344), (7060, 2758758), (8119, 2398920), (8472, 2298965), (10590, 1839172), (14120, 1379379), (16238, 1199460), (19991, 974280), (21180, 919586), (24357, 799640), (32476, 599730), (39982, 487140), (40595, 479784), (42360, 459793), (48714, 399820), (59973, 324760), (64952, 299865), (79964, 243570), (81190, 239892), (97428, 199910), (99955, 194856), (119946, 162380), (121785, 159928)]