20218072560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{34483}}^1$

素因数の和:34855

約数の個数: 160

約数和(自身を含む): 71837068800

約数和(自身を除く): 51618996240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 349, 420, 560, 698, 840, 1047, 1396, 1680, 1745, 2094, 2443, 2792, 3490, 4188, 4886, 5235, 5584, 6980, 7329, 8376, 9772, 10470, 12215, 13960, 14658, 16752, 19544, 20940, 24430, 27920, 29316, 34483, 36645, 39088, 41880, 48860, 58632, 68966, 73290, 83760, 97720, 103449, 117264, 137932, 146580, 172415, 195440, 206898, 241381, 275864, 293160, 344830, 413796, 482762, 517245, 551728, 586320, 689660, 724143, 827592, 965524, 1034490, 1206905, 1379320, 1448286, 1655184, 1931048, 2068980, 2413810, 2758640, 2896572, 3620715, 3862096, 4137960, 4827620, 5793144, 7241430, 8275920, 9655240, 11586288, 12034567, 14482860, 19310480, 24069134, 28965720, 36103701, 48138268, 57931440, 60172835, 72207402, 84241969, 96276536, 120345670, 144414804, 168483938, 180518505, 192553072, 240691340, 252725907, 288829608, 336967876, 361037010, 421209845, 481382680, 505451814, 577659216, 673935752, 722074020, 842419690, 962765360, 1010903628, 1263629535, 1347871504, 1444148040, 1684839380, 2021807256, 2527259070, 2888296080, 3369678760, 4043614512, 5054518140, 6739357520, 10109036280, 20218072560]

約数ペア:

[(1, 20218072560), (2, 10109036280), (3, 6739357520), (4, 5054518140), (5, 4043614512), (6, 3369678760), (7, 2888296080), (8, 2527259070), (10, 2021807256), (12, 1684839380), (14, 1444148040), (15, 1347871504), (16, 1263629535), (20, 1010903628), (21, 962765360), (24, 842419690), (28, 722074020), (30, 673935752), (35, 577659216), (40, 505451814), (42, 481382680), (48, 421209845), (56, 361037010), (60, 336967876), (70, 288829608), (80, 252725907), (84, 240691340), (105, 192553072), (112, 180518505), (120, 168483938), (140, 144414804), (168, 120345670), (210, 96276536), (240, 84241969), (280, 72207402), (336, 60172835), (349, 57931440), (420, 48138268), (560, 36103701), (698, 28965720), (840, 24069134), (1047, 19310480), (1396, 14482860), (1680, 12034567), (1745, 11586288), (2094, 9655240), (2443, 8275920), (2792, 7241430), (3490, 5793144), (4188, 4827620), (4886, 4137960), (5235, 3862096), (5584, 3620715), (6980, 2896572), (7329, 2758640), (8376, 2413810), (9772, 2068980), (10470, 1931048), (12215, 1655184), (13960, 1448286), (14658, 1379320), (16752, 1206905), (19544, 1034490), (20940, 965524), (24430, 827592), (27920, 724143), (29316, 689660), (34483, 586320), (36645, 551728), (39088, 517245), (41880, 482762), (48860, 413796), (58632, 344830), (68966, 293160), (73290, 275864), (83760, 241381), (97720, 206898), (103449, 195440), (117264, 172415), (137932, 146580)]