157640256

素因数分解:

$2^6\times 3^4\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:718

約数の個数: 140

約数和(自身を含む): 477975168

約数和(自身を除く): 320334912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 47, 48, 54, 64, 72, 81, 94, 96, 108, 141, 144, 162, 188, 192, 216, 282, 288, 324, 376, 423, 432, 564, 576, 647, 648, 752, 846, 864, 1128, 1269, 1294, 1296, 1504, 1692, 1728, 1941, 2256, 2538, 2588, 2592, 3008, 3384, 3807, 3882, 4512, 5076, 5176, 5184, 5823, 6768, 7614, 7764, 9024, 10152, 10352, 11646, 13536, 15228, 15528, 17469, 20304, 20704, 23292, 27072, 30409, 30456, 31056, 34938, 40608, 41408, 46584, 52407, 60818, 60912, 62112, 69876, 81216, 91227, 93168, 104814, 121636, 121824, 124224, 139752, 182454, 186336, 209628, 243272, 243648, 273681, 279504, 364908, 372672, 419256, 486544, 547362, 559008, 729816, 821043, 838512, 973088, 1094724, 1118016, 1459632, 1642086, 1677024, 1946176, 2189448, 2463129, 2919264, 3284172, 3354048, 4378896, 4926258, 5838528, 6568344, 8757792, 9852516, 13136688, 17515584, 19705032, 26273376, 39410064, 52546752, 78820128, 157640256]

約数ペア:

[(1, 157640256), (2, 78820128), (3, 52546752), (4, 39410064), (6, 26273376), (8, 19705032), (9, 17515584), (12, 13136688), (16, 9852516), (18, 8757792), (24, 6568344), (27, 5838528), (32, 4926258), (36, 4378896), (47, 3354048), (48, 3284172), (54, 2919264), (64, 2463129), (72, 2189448), (81, 1946176), (94, 1677024), (96, 1642086), (108, 1459632), (141, 1118016), (144, 1094724), (162, 973088), (188, 838512), (192, 821043), (216, 729816), (282, 559008), (288, 547362), (324, 486544), (376, 419256), (423, 372672), (432, 364908), (564, 279504), (576, 273681), (647, 243648), (648, 243272), (752, 209628), (846, 186336), (864, 182454), (1128, 139752), (1269, 124224), (1294, 121824), (1296, 121636), (1504, 104814), (1692, 93168), (1728, 91227), (1941, 81216), (2256, 69876), (2538, 62112), (2588, 60912), (2592, 60818), (3008, 52407), (3384, 46584), (3807, 41408), (3882, 40608), (4512, 34938), (5076, 31056), (5176, 30456), (5184, 30409), (5823, 27072), (6768, 23292), (7614, 20704), (7764, 20304), (9024, 17469), (10152, 15528), (10352, 15228), (11646, 13536)]