1997919156960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{113921}}^1$

素因数の和:114602

約数の個数: 288

約数和(自身を含む): 7187995170720

約数和(自身を除く): 5190076013760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 641, 684, 720, 760, 855, 912, 1140, 1282, 1368, 1440, 1520, 1710, 1824, 1923, 2280, 2564, 2736, 3040, 3205, 3420, 3846, 4560, 5128, 5472, 5769, 6410, 6840, 7692, 9120, 9615, 10256, 11538, 12179, 12820, 13680, 15384, 19230, 20512, 23076, 24358, 25640, 27360, 28845, 30768, 36537, 38460, 46152, 48716, 51280, 57690, 60895, 61536, 73074, 76920, 92304, 97432, 102560, 109611, 113921, 115380, 121790, 146148, 153840, 182685, 184608, 194864, 219222, 227842, 230760, 243580, 292296, 307680, 341763, 365370, 389728, 438444, 455684, 461520, 487160, 548055, 569605, 584592, 683526, 730740, 876888, 911368, 923040, 974320, 1025289, 1096110, 1139210, 1169184, 1367052, 1461480, 1708815, 1753776, 1822736, 1948640, 2050578, 2164499, 2192220, 2278420, 2734104, 2922960, 3417630, 3507552, 3645472, 4101156, 4328998, 4384440, 4556840, 5126445, 5468208, 5845920, 6493497, 6835260, 8202312, 8657996, 8768880, 9113680, 10252890, 10822495, 10936416, 12986994, 13670520, 16404624, 17315992, 17537760, 18227360, 19480491, 20505780, 21644990, 25973988, 27341040, 32467485, 32809248, 34631984, 38960982, 41011560, 43289980, 51947976, 54682080, 64934970, 69263968, 73023361, 77921964, 82023120, 86579960, 97402455, 103895952, 129869940, 146046722, 155843928, 164046240, 173159920, 194804910, 207791904, 219070083, 259739880, 292093444, 311687856, 346319840, 365116805, 389609820, 438140166, 519479760, 584186888, 623375712, 657210249, 730233610, 779219640, 876280332, 1038959520, 1095350415, 1168373776, 1314420498, 1387443859, 1460467220, 1558439280, 1752560664, 2190700830, 2336747552, 2628840996, 2774887718, 2920934440, 3116878560, 3286051245, 3505121328, 4162331577, 4381401660, 5257681992, 5549775436, 5841868880, 6572102490, 6937219295, 7010242656, 8324663154, 8762803320, 10515363984, 11099550872, 11683737760, 12486994731, 13144204980, 13874438590, 16649326308, 17525606640, 20811657885, 21030727968, 22199101744, 24973989462, 26288409960, 27748877180, 33298652616, 35051213280, 41623315770, 44398203488, 49947978924, 52576819920, 55497754360, 62434973655, 66597305232, 83246631540, 99895957848, 105153639840, 110995508720, 124869947310, 133194610464, 166493263080, 199791915696, 221991017440, 249739894620, 332986526160, 399583831392, 499479789240, 665973052320, 998959578480, 1997919156960]

約数ペア:

[(1, 1997919156960), (2, 998959578480), (3, 665973052320), (4, 499479789240), (5, 399583831392), (6, 332986526160), (8, 249739894620), (9, 221991017440), (10, 199791915696), (12, 166493263080), (15, 133194610464), (16, 124869947310), (18, 110995508720), (19, 105153639840), (20, 99895957848), (24, 83246631540), (30, 66597305232), (32, 62434973655), (36, 55497754360), (38, 52576819920), (40, 49947978924), (45, 44398203488), (48, 41623315770), (57, 35051213280), (60, 33298652616), (72, 27748877180), (76, 26288409960), (80, 24973989462), (90, 22199101744), (95, 21030727968), (96, 20811657885), (114, 17525606640), (120, 16649326308), (144, 13874438590), (152, 13144204980), (160, 12486994731), (171, 11683737760), (180, 11099550872), (190, 10515363984), (228, 8762803320), (240, 8324663154), (285, 7010242656), (288, 6937219295), (304, 6572102490), (342, 5841868880), (360, 5549775436), (380, 5257681992), (456, 4381401660), (480, 4162331577), (570, 3505121328), (608, 3286051245), (641, 3116878560), (684, 2920934440), (720, 2774887718), (760, 2628840996), (855, 2336747552), (912, 2190700830), (1140, 1752560664), (1282, 1558439280), (1368, 1460467220), (1440, 1387443859), (1520, 1314420498), (1710, 1168373776), (1824, 1095350415), (1923, 1038959520), (2280, 876280332), (2564, 779219640), (2736, 730233610), (3040, 657210249), (3205, 623375712), (3420, 584186888), (3846, 519479760), (4560, 438140166), (5128, 389609820), (5472, 365116805), (5769, 346319840), (6410, 311687856), (6840, 292093444), (7692, 259739880), (9120, 219070083), (9615, 207791904), (10256, 194804910), (11538, 173159920), (12179, 164046240), (12820, 155843928), (13680, 146046722), (15384, 129869940), (19230, 103895952), (20512, 97402455), (23076, 86579960), (24358, 82023120), (25640, 77921964), (27360, 73023361), (28845, 69263968), (30768, 64934970), (36537, 54682080), (38460, 51947976), (46152, 43289980), (48716, 41011560), (51280, 38960982), (57690, 34631984), (60895, 32809248), (61536, 32467485), (73074, 27341040), (76920, 25973988), (92304, 21644990), (97432, 20505780), (102560, 19480491), (109611, 18227360), (113921, 17537760), (115380, 17315992), (121790, 16404624), (146148, 13670520), (153840, 12986994), (182685, 10936416), (184608, 10822495), (194864, 10252890), (219222, 9113680), (227842, 8768880), (230760, 8657996), (243580, 8202312), (292296, 6835260), (307680, 6493497), (341763, 5845920), (365370, 5468208), (389728, 5126445), (438444, 4556840), (455684, 4384440), (461520, 4328998), (487160, 4101156), (548055, 3645472), (569605, 3507552), (584592, 3417630), (683526, 2922960), (730740, 2734104), (876888, 2278420), (911368, 2192220), (923040, 2164499), (974320, 2050578), (1025289, 1948640), (1096110, 1822736), (1139210, 1753776), (1169184, 1708815), (1367052, 1461480)]