71311656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 202890240

約数和(自身を除く): 131578584

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 73, 78, 93, 101, 104, 124, 146, 156, 186, 202, 219, 248, 292, 303, 312, 372, 403, 404, 438, 584, 606, 744, 806, 808, 876, 949, 1209, 1212, 1313, 1612, 1752, 1898, 2263, 2418, 2424, 2626, 2847, 3131, 3224, 3796, 3939, 4526, 4836, 5252, 5694, 6262, 6789, 7373, 7592, 7878, 9052, 9393, 9672, 10504, 11388, 12524, 13578, 14746, 15756, 18104, 18786, 22119, 22776, 25048, 27156, 29419, 29492, 31512, 37572, 40703, 44238, 54312, 58838, 58984, 75144, 81406, 88257, 88476, 95849, 117676, 122109, 162812, 176514, 176952, 191698, 228563, 235352, 244218, 287547, 325624, 353028, 383396, 457126, 488436, 575094, 685689, 706056, 766792, 914252, 976872, 1150188, 1371378, 1828504, 2300376, 2742756, 2971319, 5485512, 5942638, 8913957, 11885276, 17827914, 23770552, 35655828, 71311656]

約数ペア:

[(1, 71311656), (2, 35655828), (3, 23770552), (4, 17827914), (6, 11885276), (8, 8913957), (12, 5942638), (13, 5485512), (24, 2971319), (26, 2742756), (31, 2300376), (39, 1828504), (52, 1371378), (62, 1150188), (73, 976872), (78, 914252), (93, 766792), (101, 706056), (104, 685689), (124, 575094), (146, 488436), (156, 457126), (186, 383396), (202, 353028), (219, 325624), (248, 287547), (292, 244218), (303, 235352), (312, 228563), (372, 191698), (403, 176952), (404, 176514), (438, 162812), (584, 122109), (606, 117676), (744, 95849), (806, 88476), (808, 88257), (876, 81406), (949, 75144), (1209, 58984), (1212, 58838), (1313, 54312), (1612, 44238), (1752, 40703), (1898, 37572), (2263, 31512), (2418, 29492), (2424, 29419), (2626, 27156), (2847, 25048), (3131, 22776), (3224, 22119), (3796, 18786), (3939, 18104), (4526, 15756), (4836, 14746), (5252, 13578), (5694, 12524), (6262, 11388), (6789, 10504), (7373, 9672), (7592, 9393), (7878, 9052)]