1728565920

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1933}}^1$

素因数の和:1986

約数の個数: 288

約数和(自身を含む): 6386470272

約数和(自身を除く): 4657904352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 162, 180, 184, 207, 216, 230, 240, 243, 270, 276, 288, 324, 345, 360, 368, 405, 414, 432, 460, 480, 486, 540, 552, 621, 648, 690, 720, 736, 810, 828, 864, 920, 972, 1035, 1080, 1104, 1215, 1242, 1296, 1380, 1440, 1620, 1656, 1840, 1863, 1933, 1944, 2070, 2160, 2208, 2430, 2484, 2592, 2760, 3105, 3240, 3312, 3680, 3726, 3866, 3888, 4140, 4320, 4860, 4968, 5520, 5589, 5799, 6210, 6480, 6624, 7452, 7732, 7776, 8280, 9315, 9665, 9720, 9936, 11040, 11178, 11598, 12420, 12960, 14904, 15464, 16560, 17397, 18630, 19330, 19440, 19872, 22356, 23196, 24840, 27945, 28995, 29808, 30928, 33120, 34794, 37260, 38660, 38880, 44459, 44712, 46392, 49680, 52191, 55890, 57990, 59616, 61856, 69588, 74520, 77320, 86985, 88918, 89424, 92784, 99360, 104382, 111780, 115980, 133377, 139176, 149040, 154640, 156573, 173970, 177836, 178848, 185568, 208764, 222295, 223560, 231960, 260955, 266754, 278352, 298080, 309280, 313146, 347940, 355672, 400131, 417528, 444590, 447120, 463920, 469719, 521910, 533508, 556704, 626292, 666885, 695880, 711344, 782865, 800262, 835056, 889180, 894240, 927840, 939438, 1043820, 1067016, 1200393, 1252584, 1333770, 1391760, 1422688, 1565730, 1600524, 1670112, 1778360, 1878876, 2000655, 2087640, 2134032, 2348595, 2400786, 2505168, 2667540, 2783520, 3131460, 3201048, 3556720, 3601179, 3757752, 4001310, 4175280, 4268064, 4697190, 4801572, 5010336, 5335080, 6001965, 6262920, 6402096, 7113440, 7202358, 7515504, 8002620, 8350560, 9394380, 9603144, 10670160, 10803537, 12003930, 12525840, 12804192, 14404716, 15031008, 16005240, 18005895, 18788760, 19206288, 21340320, 21607074, 24007860, 25051680, 28809432, 32010480, 36011790, 37577520, 38412576, 43214148, 48015720, 54017685, 57618864, 64020960, 72023580, 75155040, 86428296, 96031440, 108035370, 115237728, 144047160, 172856592, 192062880, 216070740, 288094320, 345713184, 432141480, 576188640, 864282960, 1728565920]

約数ペア:

[(1, 1728565920), (2, 864282960), (3, 576188640), (4, 432141480), (5, 345713184), (6, 288094320), (8, 216070740), (9, 192062880), (10, 172856592), (12, 144047160), (15, 115237728), (16, 108035370), (18, 96031440), (20, 86428296), (23, 75155040), (24, 72023580), (27, 64020960), (30, 57618864), (32, 54017685), (36, 48015720), (40, 43214148), (45, 38412576), (46, 37577520), (48, 36011790), (54, 32010480), (60, 28809432), (69, 25051680), (72, 24007860), (80, 21607074), (81, 21340320), (90, 19206288), (92, 18788760), (96, 18005895), (108, 16005240), (115, 15031008), (120, 14404716), (135, 12804192), (138, 12525840), (144, 12003930), (160, 10803537), (162, 10670160), (180, 9603144), (184, 9394380), (207, 8350560), (216, 8002620), (230, 7515504), (240, 7202358), (243, 7113440), (270, 6402096), (276, 6262920), (288, 6001965), (324, 5335080), (345, 5010336), (360, 4801572), (368, 4697190), (405, 4268064), (414, 4175280), (432, 4001310), (460, 3757752), (480, 3601179), (486, 3556720), (540, 3201048), (552, 3131460), (621, 2783520), (648, 2667540), (690, 2505168), (720, 2400786), (736, 2348595), (810, 2134032), (828, 2087640), (864, 2000655), (920, 1878876), (972, 1778360), (1035, 1670112), (1080, 1600524), (1104, 1565730), (1215, 1422688), (1242, 1391760), (1296, 1333770), (1380, 1252584), (1440, 1200393), (1620, 1067016), (1656, 1043820), (1840, 939438), (1863, 927840), (1933, 894240), (1944, 889180), (2070, 835056), (2160, 800262), (2208, 782865), (2430, 711344), (2484, 695880), (2592, 666885), (2760, 626292), (3105, 556704), (3240, 533508), (3312, 521910), (3680, 469719), (3726, 463920), (3866, 447120), (3888, 444590), (4140, 417528), (4320, 400131), (4860, 355672), (4968, 347940), (5520, 313146), (5589, 309280), (5799, 298080), (6210, 278352), (6480, 266754), (6624, 260955), (7452, 231960), (7732, 223560), (7776, 222295), (8280, 208764), (9315, 185568), (9665, 178848), (9720, 177836), (9936, 173970), (11040, 156573), (11178, 154640), (11598, 149040), (12420, 139176), (12960, 133377), (14904, 115980), (15464, 111780), (16560, 104382), (17397, 99360), (18630, 92784), (19330, 89424), (19440, 88918), (19872, 86985), (22356, 77320), (23196, 74520), (24840, 69588), (27945, 61856), (28995, 59616), (29808, 57990), (30928, 55890), (33120, 52191), (34794, 49680), (37260, 46392), (38660, 44712), (38880, 44459)]