18930240

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{313}}^1$

素因数の和:346

約数の個数: 224

約数和(自身を含む): 76565760

約数和(自身を除く): 57635520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 313, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 626, 630, 672, 720, 756, 840, 864, 939, 945, 960, 1008, 1080, 1120, 1252, 1260, 1344, 1440, 1512, 1565, 1680, 1728, 1878, 1890, 2016, 2160, 2191, 2240, 2504, 2520, 2817, 2880, 3024, 3130, 3360, 3756, 3780, 4032, 4320, 4382, 4695, 5008, 5040, 5634, 6048, 6260, 6573, 6720, 7512, 7560, 8451, 8640, 8764, 9390, 10016, 10080, 10955, 11268, 12096, 12520, 13146, 14085, 15024, 15120, 16902, 17528, 18780, 19719, 20032, 20160, 21910, 22536, 25040, 26292, 28170, 30048, 30240, 32865, 33804, 35056, 37560, 39438, 42255, 43820, 45072, 50080, 52584, 56340, 59157, 60096, 60480, 65730, 67608, 70112, 75120, 78876, 84510, 87640, 90144, 98595, 100160, 105168, 112680, 118314, 131460, 135216, 140224, 150240, 157752, 169020, 175280, 180288, 197190, 210336, 225360, 236628, 262920, 270432, 295785, 300480, 315504, 338040, 350560, 394380, 420672, 450720, 473256, 525840, 540864, 591570, 631008, 676080, 701120, 788760, 901440, 946512, 1051680, 1183140, 1262016, 1352160, 1577520, 1893024, 2103360, 2366280, 2704320, 3155040, 3786048, 4732560, 6310080, 9465120, 18930240]

約数ペア:

[(1, 18930240), (2, 9465120), (3, 6310080), (4, 4732560), (5, 3786048), (6, 3155040), (7, 2704320), (8, 2366280), (9, 2103360), (10, 1893024), (12, 1577520), (14, 1352160), (15, 1262016), (16, 1183140), (18, 1051680), (20, 946512), (21, 901440), (24, 788760), (27, 701120), (28, 676080), (30, 631008), (32, 591570), (35, 540864), (36, 525840), (40, 473256), (42, 450720), (45, 420672), (48, 394380), (54, 350560), (56, 338040), (60, 315504), (63, 300480), (64, 295785), (70, 270432), (72, 262920), (80, 236628), (84, 225360), (90, 210336), (96, 197190), (105, 180288), (108, 175280), (112, 169020), (120, 157752), (126, 150240), (135, 140224), (140, 135216), (144, 131460), (160, 118314), (168, 112680), (180, 105168), (189, 100160), (192, 98595), (210, 90144), (216, 87640), (224, 84510), (240, 78876), (252, 75120), (270, 70112), (280, 67608), (288, 65730), (313, 60480), (315, 60096), (320, 59157), (336, 56340), (360, 52584), (378, 50080), (420, 45072), (432, 43820), (448, 42255), (480, 39438), (504, 37560), (540, 35056), (560, 33804), (576, 32865), (626, 30240), (630, 30048), (672, 28170), (720, 26292), (756, 25040), (840, 22536), (864, 21910), (939, 20160), (945, 20032), (960, 19719), (1008, 18780), (1080, 17528), (1120, 16902), (1252, 15120), (1260, 15024), (1344, 14085), (1440, 13146), (1512, 12520), (1565, 12096), (1680, 11268), (1728, 10955), (1878, 10080), (1890, 10016), (2016, 9390), (2160, 8764), (2191, 8640), (2240, 8451), (2504, 7560), (2520, 7512), (2817, 6720), (2880, 6573), (3024, 6260), (3130, 6048), (3360, 5634), (3756, 5040), (3780, 5008), (4032, 4695), (4320, 4382)]