1990658880

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5197}}^1$

素因数の和:5246

約数の個数: 336

約数和(自身を含む): 8238622080

約数和(自身を除く): 6247963200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 64, 70, 72, 76, 80, 84, 90, 95, 96, 105, 112, 114, 120, 126, 133, 140, 144, 152, 160, 168, 171, 180, 190, 192, 210, 224, 228, 240, 252, 266, 280, 285, 288, 304, 315, 320, 336, 342, 360, 380, 399, 420, 448, 456, 480, 504, 532, 560, 570, 576, 608, 630, 665, 672, 684, 720, 760, 798, 840, 855, 912, 960, 1008, 1064, 1120, 1140, 1197, 1216, 1260, 1330, 1344, 1368, 1440, 1520, 1596, 1680, 1710, 1824, 1995, 2016, 2128, 2240, 2280, 2394, 2520, 2660, 2736, 2880, 3040, 3192, 3360, 3420, 3648, 3990, 4032, 4256, 4560, 4788, 5040, 5197, 5320, 5472, 5985, 6080, 6384, 6720, 6840, 7980, 8512, 9120, 9576, 10080, 10394, 10640, 10944, 11970, 12768, 13680, 15591, 15960, 18240, 19152, 20160, 20788, 21280, 23940, 25536, 25985, 27360, 31182, 31920, 36379, 38304, 41576, 42560, 46773, 47880, 51970, 54720, 62364, 63840, 72758, 76608, 77955, 83152, 93546, 95760, 98743, 103940, 109137, 124728, 127680, 145516, 155910, 166304, 181895, 187092, 191520, 197486, 207880, 218274, 233865, 249456, 291032, 296229, 311820, 327411, 332608, 363790, 374184, 383040, 394972, 415760, 436548, 467730, 493715, 498912, 545685, 582064, 592458, 623640, 654822, 691201, 727580, 748368, 789944, 831520, 873096, 888687, 935460, 987430, 997824, 1091370, 1164128, 1184916, 1247280, 1309644, 1382402, 1455160, 1481145, 1496736, 1579888, 1637055, 1663040, 1746192, 1777374, 1870920, 1974860, 2073603, 2182740, 2328256, 2369832, 2494560, 2619288, 2764804, 2910320, 2962290, 2993472, 3159776, 3274110, 3456005, 3492384, 3554748, 3741840, 3949720, 4147206, 4365480, 4443435, 4739664, 4989120, 5238576, 5529608, 5820640, 5924580, 6220809, 6319552, 6548220, 6912010, 6984768, 7109496, 7483680, 7899440, 8294412, 8730960, 8886870, 9479328, 10368015, 10477152, 11059216, 11641280, 11849160, 12441618, 13096440, 13824020, 14218992, 14967360, 15798880, 16588824, 17461920, 17773740, 18958656, 20736030, 20954304, 22118432, 23698320, 24883236, 26192880, 27648040, 28437984, 31104045, 31597760, 33177648, 34923840, 35547480, 41472060, 44236864, 47396640, 49766472, 52385760, 55296080, 56875968, 62208090, 66355296, 71094960, 82944120, 94793280, 99532944, 104771520, 110592160, 124416180, 132710592, 142189920, 165888240, 199065888, 221184320, 248832360, 284379840, 331776480, 398131776, 497664720, 663552960, 995329440, 1990658880]

約数ペア:

[(1, 1990658880), (2, 995329440), (3, 663552960), (4, 497664720), (5, 398131776), (6, 331776480), (7, 284379840), (8, 248832360), (9, 221184320), (10, 199065888), (12, 165888240), (14, 142189920), (15, 132710592), (16, 124416180), (18, 110592160), (19, 104771520), (20, 99532944), (21, 94793280), (24, 82944120), (28, 71094960), (30, 66355296), (32, 62208090), (35, 56875968), (36, 55296080), (38, 52385760), (40, 49766472), (42, 47396640), (45, 44236864), (48, 41472060), (56, 35547480), (57, 34923840), (60, 33177648), (63, 31597760), (64, 31104045), (70, 28437984), (72, 27648040), (76, 26192880), (80, 24883236), (84, 23698320), (90, 22118432), (95, 20954304), (96, 20736030), (105, 18958656), (112, 17773740), (114, 17461920), (120, 16588824), (126, 15798880), (133, 14967360), (140, 14218992), (144, 13824020), (152, 13096440), (160, 12441618), (168, 11849160), (171, 11641280), (180, 11059216), (190, 10477152), (192, 10368015), (210, 9479328), (224, 8886870), (228, 8730960), (240, 8294412), (252, 7899440), (266, 7483680), (280, 7109496), (285, 6984768), (288, 6912010), (304, 6548220), (315, 6319552), (320, 6220809), (336, 5924580), (342, 5820640), (360, 5529608), (380, 5238576), (399, 4989120), (420, 4739664), (448, 4443435), (456, 4365480), (480, 4147206), (504, 3949720), (532, 3741840), (560, 3554748), (570, 3492384), (576, 3456005), (608, 3274110), (630, 3159776), (665, 2993472), (672, 2962290), (684, 2910320), (720, 2764804), (760, 2619288), (798, 2494560), (840, 2369832), (855, 2328256), (912, 2182740), (960, 2073603), (1008, 1974860), (1064, 1870920), (1120, 1777374), (1140, 1746192), (1197, 1663040), (1216, 1637055), (1260, 1579888), (1330, 1496736), (1344, 1481145), (1368, 1455160), (1440, 1382402), (1520, 1309644), (1596, 1247280), (1680, 1184916), (1710, 1164128), (1824, 1091370), (1995, 997824), (2016, 987430), (2128, 935460), (2240, 888687), (2280, 873096), (2394, 831520), (2520, 789944), (2660, 748368), (2736, 727580), (2880, 691201), (3040, 654822), (3192, 623640), (3360, 592458), (3420, 582064), (3648, 545685), (3990, 498912), (4032, 493715), (4256, 467730), (4560, 436548), (4788, 415760), (5040, 394972), (5197, 383040), (5320, 374184), (5472, 363790), (5985, 332608), (6080, 327411), (6384, 311820), (6720, 296229), (6840, 291032), (7980, 249456), (8512, 233865), (9120, 218274), (9576, 207880), (10080, 197486), (10394, 191520), (10640, 187092), (10944, 181895), (11970, 166304), (12768, 155910), (13680, 145516), (15591, 127680), (15960, 124728), (18240, 109137), (19152, 103940), (20160, 98743), (20788, 95760), (21280, 93546), (23940, 83152), (25536, 77955), (25985, 76608), (27360, 72758), (31182, 63840), (31920, 62364), (36379, 54720), (38304, 51970), (41576, 47880), (42560, 46773)]