171772920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:811

約数の個数: 256

約数和(自身を含む): 658368000

約数和(自身を除く): 486595080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 27, 30, 33, 36, 38, 40, 44, 45, 54, 55, 57, 60, 66, 72, 76, 88, 90, 95, 99, 108, 110, 114, 120, 132, 135, 152, 165, 171, 180, 190, 198, 209, 216, 220, 228, 264, 270, 285, 297, 330, 342, 360, 380, 396, 418, 440, 456, 495, 513, 540, 570, 594, 627, 660, 684, 760, 761, 792, 836, 855, 990, 1026, 1045, 1080, 1140, 1188, 1254, 1320, 1368, 1485, 1522, 1672, 1710, 1881, 1980, 2052, 2090, 2280, 2283, 2376, 2508, 2565, 2970, 3044, 3135, 3420, 3762, 3805, 3960, 4104, 4180, 4566, 5016, 5130, 5643, 5940, 6088, 6270, 6840, 6849, 7524, 7610, 8360, 8371, 9132, 9405, 10260, 11286, 11415, 11880, 12540, 13698, 14459, 15048, 15220, 16742, 18264, 18810, 20520, 20547, 22572, 22830, 25080, 25113, 27396, 28215, 28918, 30440, 33484, 34245, 37620, 41094, 41855, 43377, 45144, 45660, 50226, 54792, 56430, 57836, 66968, 68490, 72295, 75240, 75339, 82188, 83710, 86754, 91320, 100452, 102735, 112860, 115672, 125565, 130131, 136980, 144590, 150678, 159049, 164376, 167420, 173508, 200904, 205470, 216885, 225720, 226017, 251130, 260262, 273960, 289180, 301356, 318098, 334840, 347016, 376695, 390393, 410940, 433770, 452034, 477147, 502260, 520524, 578360, 602712, 636196, 650655, 753390, 780786, 795245, 821880, 867540, 904068, 954294, 1004520, 1041048, 1130085, 1272392, 1301310, 1431441, 1506780, 1561572, 1590490, 1735080, 1808136, 1908588, 1951965, 2260170, 2385735, 2602620, 2862882, 3013560, 3123144, 3180980, 3817176, 3903930, 4294323, 4520340, 4771470, 5205240, 5725764, 6361960, 7157205, 7807860, 8588646, 9040680, 9542940, 11451528, 14314410, 15615720, 17177292, 19085880, 21471615, 28628820, 34354584, 42943230, 57257640, 85886460, 171772920]

約数ペア:

[(1, 171772920), (2, 85886460), (3, 57257640), (4, 42943230), (5, 34354584), (6, 28628820), (8, 21471615), (9, 19085880), (10, 17177292), (11, 15615720), (12, 14314410), (15, 11451528), (18, 9542940), (19, 9040680), (20, 8588646), (22, 7807860), (24, 7157205), (27, 6361960), (30, 5725764), (33, 5205240), (36, 4771470), (38, 4520340), (40, 4294323), (44, 3903930), (45, 3817176), (54, 3180980), (55, 3123144), (57, 3013560), (60, 2862882), (66, 2602620), (72, 2385735), (76, 2260170), (88, 1951965), (90, 1908588), (95, 1808136), (99, 1735080), (108, 1590490), (110, 1561572), (114, 1506780), (120, 1431441), (132, 1301310), (135, 1272392), (152, 1130085), (165, 1041048), (171, 1004520), (180, 954294), (190, 904068), (198, 867540), (209, 821880), (216, 795245), (220, 780786), (228, 753390), (264, 650655), (270, 636196), (285, 602712), (297, 578360), (330, 520524), (342, 502260), (360, 477147), (380, 452034), (396, 433770), (418, 410940), (440, 390393), (456, 376695), (495, 347016), (513, 334840), (540, 318098), (570, 301356), (594, 289180), (627, 273960), (660, 260262), (684, 251130), (760, 226017), (761, 225720), (792, 216885), (836, 205470), (855, 200904), (990, 173508), (1026, 167420), (1045, 164376), (1080, 159049), (1140, 150678), (1188, 144590), (1254, 136980), (1320, 130131), (1368, 125565), (1485, 115672), (1522, 112860), (1672, 102735), (1710, 100452), (1881, 91320), (1980, 86754), (2052, 83710), (2090, 82188), (2280, 75339), (2283, 75240), (2376, 72295), (2508, 68490), (2565, 66968), (2970, 57836), (3044, 56430), (3135, 54792), (3420, 50226), (3762, 45660), (3805, 45144), (3960, 43377), (4104, 41855), (4180, 41094), (4566, 37620), (5016, 34245), (5130, 33484), (5643, 30440), (5940, 28918), (6088, 28215), (6270, 27396), (6840, 25113), (6849, 25080), (7524, 22830), (7610, 22572), (8360, 20547), (8371, 20520), (9132, 18810), (9405, 18264), (10260, 16742), (11286, 15220), (11415, 15048), (11880, 14459), (12540, 13698)]