171256680

素因数分解:

$2^3\times 3^6\times 5^1\times 7^1\times {\mathrm{839}}^1$

素因数の和:875

約数の個数: 224

約数和(自身を含む): 661046400

約数和(自身を除く): 489789720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 729, 756, 810, 839, 840, 945, 972, 1080, 1134, 1215, 1260, 1458, 1512, 1620, 1678, 1701, 1890, 1944, 2268, 2430, 2517, 2520, 2835, 2916, 3240, 3356, 3402, 3645, 3780, 4195, 4536, 4860, 5034, 5103, 5670, 5832, 5873, 6712, 6804, 7290, 7551, 7560, 8390, 8505, 9720, 10068, 10206, 11340, 11746, 12585, 13608, 14580, 15102, 16780, 17010, 17619, 20136, 20412, 22653, 22680, 23492, 25170, 25515, 29160, 29365, 30204, 33560, 34020, 35238, 37755, 40824, 45306, 46984, 50340, 51030, 52857, 58730, 60408, 67959, 68040, 70476, 75510, 88095, 90612, 100680, 102060, 105714, 113265, 117460, 135918, 140952, 151020, 158571, 176190, 181224, 203877, 204120, 211428, 226530, 234920, 264285, 271836, 302040, 317142, 339795, 352380, 407754, 422856, 453060, 475713, 528570, 543672, 611631, 634284, 679590, 704760, 792855, 815508, 906120, 951426, 1019385, 1057140, 1223262, 1268568, 1359180, 1427139, 1585710, 1631016, 1902852, 2038770, 2114280, 2378565, 2446524, 2718360, 2854278, 3058155, 3171420, 3805704, 4077540, 4281417, 4757130, 4893048, 5708556, 6116310, 6342840, 7135695, 8155080, 8562834, 9514260, 11417112, 12232620, 14271390, 17125668, 19028520, 21407085, 24465240, 28542780, 34251336, 42814170, 57085560, 85628340, 171256680]

約数ペア:

[(1, 171256680), (2, 85628340), (3, 57085560), (4, 42814170), (5, 34251336), (6, 28542780), (7, 24465240), (8, 21407085), (9, 19028520), (10, 17125668), (12, 14271390), (14, 12232620), (15, 11417112), (18, 9514260), (20, 8562834), (21, 8155080), (24, 7135695), (27, 6342840), (28, 6116310), (30, 5708556), (35, 4893048), (36, 4757130), (40, 4281417), (42, 4077540), (45, 3805704), (54, 3171420), (56, 3058155), (60, 2854278), (63, 2718360), (70, 2446524), (72, 2378565), (81, 2114280), (84, 2038770), (90, 1902852), (105, 1631016), (108, 1585710), (120, 1427139), (126, 1359180), (135, 1268568), (140, 1223262), (162, 1057140), (168, 1019385), (180, 951426), (189, 906120), (210, 815508), (216, 792855), (243, 704760), (252, 679590), (270, 634284), (280, 611631), (315, 543672), (324, 528570), (360, 475713), (378, 453060), (405, 422856), (420, 407754), (486, 352380), (504, 339795), (540, 317142), (567, 302040), (630, 271836), (648, 264285), (729, 234920), (756, 226530), (810, 211428), (839, 204120), (840, 203877), (945, 181224), (972, 176190), (1080, 158571), (1134, 151020), (1215, 140952), (1260, 135918), (1458, 117460), (1512, 113265), (1620, 105714), (1678, 102060), (1701, 100680), (1890, 90612), (1944, 88095), (2268, 75510), (2430, 70476), (2517, 68040), (2520, 67959), (2835, 60408), (2916, 58730), (3240, 52857), (3356, 51030), (3402, 50340), (3645, 46984), (3780, 45306), (4195, 40824), (4536, 37755), (4860, 35238), (5034, 34020), (5103, 33560), (5670, 30204), (5832, 29365), (5873, 29160), (6712, 25515), (6804, 25170), (7290, 23492), (7551, 22680), (7560, 22653), (8390, 20412), (8505, 20136), (9720, 17619), (10068, 17010), (10206, 16780), (11340, 15102), (11746, 14580), (12585, 13608)]