128610240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:691

約数の個数: 224

約数和(自身を含む): 469635840

約数和(自身を除く): 341025600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 48, 55, 57, 60, 64, 66, 76, 80, 88, 95, 96, 110, 114, 120, 132, 152, 160, 165, 176, 190, 192, 209, 220, 228, 240, 264, 285, 304, 320, 330, 352, 380, 418, 440, 456, 480, 528, 570, 608, 627, 641, 660, 704, 760, 836, 880, 912, 960, 1045, 1056, 1140, 1216, 1254, 1282, 1320, 1520, 1672, 1760, 1824, 1923, 2090, 2112, 2280, 2508, 2564, 2640, 3040, 3135, 3205, 3344, 3520, 3648, 3846, 4180, 4560, 5016, 5128, 5280, 6080, 6270, 6410, 6688, 7051, 7692, 8360, 9120, 9615, 10032, 10256, 10560, 12179, 12540, 12820, 13376, 14102, 15384, 16720, 18240, 19230, 20064, 20512, 21153, 24358, 25080, 25640, 28204, 30768, 33440, 35255, 36537, 38460, 40128, 41024, 42306, 48716, 50160, 51280, 56408, 60895, 61536, 66880, 70510, 73074, 76920, 84612, 97432, 100320, 102560, 105765, 112816, 121790, 123072, 133969, 141020, 146148, 153840, 169224, 182685, 194864, 200640, 205120, 211530, 225632, 243580, 267938, 282040, 292296, 307680, 338448, 365370, 389728, 401907, 423060, 451264, 487160, 535876, 564080, 584592, 615360, 669845, 676896, 730740, 779456, 803814, 846120, 974320, 1071752, 1128160, 1169184, 1339690, 1353792, 1461480, 1607628, 1692240, 1948640, 2009535, 2143504, 2256320, 2338368, 2679380, 2922960, 3215256, 3384480, 3897280, 4019070, 4287008, 5358760, 5845920, 6430512, 6768960, 8038140, 8574016, 10717520, 11691840, 12861024, 16076280, 21435040, 25722048, 32152560, 42870080, 64305120, 128610240]

約数ペア:

[(1, 128610240), (2, 64305120), (3, 42870080), (4, 32152560), (5, 25722048), (6, 21435040), (8, 16076280), (10, 12861024), (11, 11691840), (12, 10717520), (15, 8574016), (16, 8038140), (19, 6768960), (20, 6430512), (22, 5845920), (24, 5358760), (30, 4287008), (32, 4019070), (33, 3897280), (38, 3384480), (40, 3215256), (44, 2922960), (48, 2679380), (55, 2338368), (57, 2256320), (60, 2143504), (64, 2009535), (66, 1948640), (76, 1692240), (80, 1607628), (88, 1461480), (95, 1353792), (96, 1339690), (110, 1169184), (114, 1128160), (120, 1071752), (132, 974320), (152, 846120), (160, 803814), (165, 779456), (176, 730740), (190, 676896), (192, 669845), (209, 615360), (220, 584592), (228, 564080), (240, 535876), (264, 487160), (285, 451264), (304, 423060), (320, 401907), (330, 389728), (352, 365370), (380, 338448), (418, 307680), (440, 292296), (456, 282040), (480, 267938), (528, 243580), (570, 225632), (608, 211530), (627, 205120), (641, 200640), (660, 194864), (704, 182685), (760, 169224), (836, 153840), (880, 146148), (912, 141020), (960, 133969), (1045, 123072), (1056, 121790), (1140, 112816), (1216, 105765), (1254, 102560), (1282, 100320), (1320, 97432), (1520, 84612), (1672, 76920), (1760, 73074), (1824, 70510), (1923, 66880), (2090, 61536), (2112, 60895), (2280, 56408), (2508, 51280), (2564, 50160), (2640, 48716), (3040, 42306), (3135, 41024), (3205, 40128), (3344, 38460), (3520, 36537), (3648, 35255), (3846, 33440), (4180, 30768), (4560, 28204), (5016, 25640), (5128, 25080), (5280, 24358), (6080, 21153), (6270, 20512), (6410, 20064), (6688, 19230), (7051, 18240), (7692, 16720), (8360, 15384), (9120, 14102), (9615, 13376), (10032, 12820), (10256, 12540), (10560, 12179)]