1993645680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:273

約数の個数: 320

約数和(自身を含む): 7082880000

約数和(自身を除く): 5089234320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 169, 190, 195, 199, 208, 228, 240, 247, 260, 285, 304, 312, 338, 380, 390, 398, 456, 494, 507, 520, 570, 597, 624, 676, 741, 760, 780, 796, 845, 912, 988, 995, 1014, 1040, 1140, 1194, 1235, 1352, 1482, 1520, 1560, 1592, 1690, 1976, 1990, 2028, 2197, 2280, 2388, 2470, 2535, 2587, 2704, 2964, 2985, 3120, 3184, 3211, 3380, 3705, 3781, 3952, 3980, 4056, 4394, 4560, 4776, 4940, 5070, 5174, 5928, 5970, 6422, 6591, 6760, 7410, 7562, 7761, 7960, 8112, 8788, 9552, 9633, 9880, 10140, 10348, 10985, 11343, 11856, 11940, 12844, 12935, 13182, 13520, 14820, 15124, 15522, 15920, 16055, 17576, 18905, 19266, 19760, 20280, 20696, 21970, 22686, 23880, 25688, 25870, 26364, 29640, 30248, 31044, 32110, 32955, 33631, 35152, 37810, 38532, 38805, 40560, 41392, 41743, 43940, 45372, 47760, 48165, 49153, 51376, 51740, 52728, 56715, 59280, 60496, 62088, 64220, 65910, 67262, 75620, 77064, 77610, 83486, 87880, 90744, 96330, 98306, 100893, 103480, 105456, 113430, 124176, 125229, 128440, 131820, 134524, 147459, 151240, 154128, 155220, 166972, 168155, 175760, 181488, 192660, 196612, 201786, 206960, 208715, 226860, 245765, 250458, 256880, 263640, 269048, 294918, 302480, 310440, 333944, 336310, 385320, 393224, 403572, 417430, 437203, 453720, 491530, 500916, 504465, 527280, 538096, 589836, 620880, 626145, 638989, 667888, 672620, 737295, 770640, 786448, 807144, 834860, 874406, 907440, 983060, 1001832, 1008930, 1179672, 1252290, 1277978, 1311609, 1345240, 1474590, 1614288, 1669720, 1748812, 1916967, 1966120, 2003664, 2017860, 2186015, 2359344, 2504580, 2555956, 2623218, 2690480, 2949180, 3194945, 3339440, 3497624, 3833934, 3932240, 4035720, 4372030, 5009160, 5111912, 5246436, 5898360, 6389890, 6558045, 6995248, 7667868, 8071440, 8306857, 8744060, 9584835, 10018320, 10223824, 10492872, 11796720, 12779780, 13116090, 15335736, 16613714, 17488120, 19169670, 20985744, 24920571, 25559560, 26232180, 30671472, 33227428, 34976240, 38339340, 41534285, 49841142, 51119120, 52464360, 66454856, 76678680, 83068570, 99682284, 104928720, 124602855, 132909712, 153357360, 166137140, 199364568, 249205710, 332274280, 398729136, 498411420, 664548560, 996822840, 1993645680]

約数ペア:

[(1, 1993645680), (2, 996822840), (3, 664548560), (4, 498411420), (5, 398729136), (6, 332274280), (8, 249205710), (10, 199364568), (12, 166137140), (13, 153357360), (15, 132909712), (16, 124602855), (19, 104928720), (20, 99682284), (24, 83068570), (26, 76678680), (30, 66454856), (38, 52464360), (39, 51119120), (40, 49841142), (48, 41534285), (52, 38339340), (57, 34976240), (60, 33227428), (65, 30671472), (76, 26232180), (78, 25559560), (80, 24920571), (95, 20985744), (104, 19169670), (114, 17488120), (120, 16613714), (130, 15335736), (152, 13116090), (156, 12779780), (169, 11796720), (190, 10492872), (195, 10223824), (199, 10018320), (208, 9584835), (228, 8744060), (240, 8306857), (247, 8071440), (260, 7667868), (285, 6995248), (304, 6558045), (312, 6389890), (338, 5898360), (380, 5246436), (390, 5111912), (398, 5009160), (456, 4372030), (494, 4035720), (507, 3932240), (520, 3833934), (570, 3497624), (597, 3339440), (624, 3194945), (676, 2949180), (741, 2690480), (760, 2623218), (780, 2555956), (796, 2504580), (845, 2359344), (912, 2186015), (988, 2017860), (995, 2003664), (1014, 1966120), (1040, 1916967), (1140, 1748812), (1194, 1669720), (1235, 1614288), (1352, 1474590), (1482, 1345240), (1520, 1311609), (1560, 1277978), (1592, 1252290), (1690, 1179672), (1976, 1008930), (1990, 1001832), (2028, 983060), (2197, 907440), (2280, 874406), (2388, 834860), (2470, 807144), (2535, 786448), (2587, 770640), (2704, 737295), (2964, 672620), (2985, 667888), (3120, 638989), (3184, 626145), (3211, 620880), (3380, 589836), (3705, 538096), (3781, 527280), (3952, 504465), (3980, 500916), (4056, 491530), (4394, 453720), (4560, 437203), (4776, 417430), (4940, 403572), (5070, 393224), (5174, 385320), (5928, 336310), (5970, 333944), (6422, 310440), (6591, 302480), (6760, 294918), (7410, 269048), (7562, 263640), (7761, 256880), (7960, 250458), (8112, 245765), (8788, 226860), (9552, 208715), (9633, 206960), (9880, 201786), (10140, 196612), (10348, 192660), (10985, 181488), (11343, 175760), (11856, 168155), (11940, 166972), (12844, 155220), (12935, 154128), (13182, 151240), (13520, 147459), (14820, 134524), (15124, 131820), (15522, 128440), (15920, 125229), (16055, 124176), (17576, 113430), (18905, 105456), (19266, 103480), (19760, 100893), (20280, 98306), (20696, 96330), (21970, 90744), (22686, 87880), (23880, 83486), (25688, 77610), (25870, 77064), (26364, 75620), (29640, 67262), (30248, 65910), (31044, 64220), (32110, 62088), (32955, 60496), (33631, 59280), (35152, 56715), (37810, 52728), (38532, 51740), (38805, 51376), (40560, 49153), (41392, 48165), (41743, 47760), (43940, 45372)]