207531720

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1$

素因数の和:687

約数の個数: 224

約数和(自身を含む): 764925120

約数和(自身を除く): 557393400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 243, 264, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 540, 594, 647, 648, 660, 729, 792, 810, 891, 972, 990, 1080, 1188, 1215, 1294, 1320, 1458, 1485, 1620, 1782, 1941, 1944, 1980, 2376, 2430, 2588, 2673, 2916, 2970, 3235, 3240, 3564, 3645, 3882, 3960, 4455, 4860, 5176, 5346, 5823, 5832, 5940, 6470, 7117, 7128, 7290, 7764, 8019, 8910, 9705, 9720, 10692, 11646, 11880, 12940, 13365, 14234, 14580, 15528, 16038, 17469, 17820, 19410, 21351, 21384, 23292, 25880, 26730, 28468, 29115, 29160, 32076, 34938, 35585, 35640, 38820, 40095, 42702, 46584, 52407, 53460, 56936, 58230, 64053, 64152, 69876, 71170, 77640, 80190, 85404, 87345, 104814, 106755, 106920, 116460, 128106, 139752, 142340, 157221, 160380, 170808, 174690, 192159, 209628, 213510, 232920, 256212, 262035, 284680, 314442, 320265, 320760, 349380, 384318, 419256, 427020, 471663, 512424, 524070, 576477, 628884, 640530, 698760, 768636, 786105, 854040, 943326, 960795, 1048140, 1152954, 1257768, 1281060, 1537272, 1572210, 1729431, 1886652, 1921590, 2096280, 2305908, 2358315, 2562120, 2882385, 3144420, 3458862, 3773304, 3843180, 4611816, 4716630, 5188293, 5764770, 6288840, 6917724, 7686360, 8647155, 9433260, 10376586, 11529540, 13835448, 17294310, 18866520, 20753172, 23059080, 25941465, 34588620, 41506344, 51882930, 69177240, 103765860, 207531720]

約数ペア:

[(1, 207531720), (2, 103765860), (3, 69177240), (4, 51882930), (5, 41506344), (6, 34588620), (8, 25941465), (9, 23059080), (10, 20753172), (11, 18866520), (12, 17294310), (15, 13835448), (18, 11529540), (20, 10376586), (22, 9433260), (24, 8647155), (27, 7686360), (30, 6917724), (33, 6288840), (36, 5764770), (40, 5188293), (44, 4716630), (45, 4611816), (54, 3843180), (55, 3773304), (60, 3458862), (66, 3144420), (72, 2882385), (81, 2562120), (88, 2358315), (90, 2305908), (99, 2096280), (108, 1921590), (110, 1886652), (120, 1729431), (132, 1572210), (135, 1537272), (162, 1281060), (165, 1257768), (180, 1152954), (198, 1048140), (216, 960795), (220, 943326), (243, 854040), (264, 786105), (270, 768636), (297, 698760), (324, 640530), (330, 628884), (360, 576477), (396, 524070), (405, 512424), (440, 471663), (486, 427020), (495, 419256), (540, 384318), (594, 349380), (647, 320760), (648, 320265), (660, 314442), (729, 284680), (792, 262035), (810, 256212), (891, 232920), (972, 213510), (990, 209628), (1080, 192159), (1188, 174690), (1215, 170808), (1294, 160380), (1320, 157221), (1458, 142340), (1485, 139752), (1620, 128106), (1782, 116460), (1941, 106920), (1944, 106755), (1980, 104814), (2376, 87345), (2430, 85404), (2588, 80190), (2673, 77640), (2916, 71170), (2970, 69876), (3235, 64152), (3240, 64053), (3564, 58230), (3645, 56936), (3882, 53460), (3960, 52407), (4455, 46584), (4860, 42702), (5176, 40095), (5346, 38820), (5823, 35640), (5832, 35585), (5940, 34938), (6470, 32076), (7117, 29160), (7128, 29115), (7290, 28468), (7764, 26730), (8019, 25880), (8910, 23292), (9705, 21384), (9720, 21351), (10692, 19410), (11646, 17820), (11880, 17469), (12940, 16038), (13365, 15528), (14234, 14580)]