53765820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 174720000

約数和(自身を除く): 120954180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 79, 90, 95, 114, 158, 171, 180, 190, 199, 228, 237, 285, 316, 342, 380, 395, 398, 474, 570, 597, 684, 711, 790, 796, 855, 948, 995, 1140, 1185, 1194, 1422, 1501, 1580, 1710, 1791, 1990, 2370, 2388, 2844, 2985, 3002, 3420, 3555, 3582, 3781, 3980, 4503, 4740, 5970, 6004, 7110, 7164, 7505, 7562, 8955, 9006, 11343, 11940, 13509, 14220, 15010, 15124, 15721, 17910, 18012, 18905, 22515, 22686, 27018, 30020, 31442, 34029, 35820, 37810, 45030, 45372, 47163, 54036, 56715, 62884, 67545, 68058, 75620, 78605, 90060, 94326, 113430, 135090, 136116, 141489, 157210, 170145, 188652, 226860, 235815, 270180, 282978, 298699, 314420, 340290, 471630, 565956, 597398, 680580, 707445, 896097, 943260, 1194796, 1414890, 1493495, 1792194, 2688291, 2829780, 2986990, 3584388, 4480485, 5376582, 5973980, 8960970, 10753164, 13441455, 17921940, 26882910, 53765820]

約数ペア:

[(1, 53765820), (2, 26882910), (3, 17921940), (4, 13441455), (5, 10753164), (6, 8960970), (9, 5973980), (10, 5376582), (12, 4480485), (15, 3584388), (18, 2986990), (19, 2829780), (20, 2688291), (30, 1792194), (36, 1493495), (38, 1414890), (45, 1194796), (57, 943260), (60, 896097), (76, 707445), (79, 680580), (90, 597398), (95, 565956), (114, 471630), (158, 340290), (171, 314420), (180, 298699), (190, 282978), (199, 270180), (228, 235815), (237, 226860), (285, 188652), (316, 170145), (342, 157210), (380, 141489), (395, 136116), (398, 135090), (474, 113430), (570, 94326), (597, 90060), (684, 78605), (711, 75620), (790, 68058), (796, 67545), (855, 62884), (948, 56715), (995, 54036), (1140, 47163), (1185, 45372), (1194, 45030), (1422, 37810), (1501, 35820), (1580, 34029), (1710, 31442), (1791, 30020), (1990, 27018), (2370, 22686), (2388, 22515), (2844, 18905), (2985, 18012), (3002, 17910), (3420, 15721), (3555, 15124), (3582, 15010), (3781, 14220), (3980, 13509), (4503, 11940), (4740, 11343), (5970, 9006), (6004, 8955), (7110, 7562), (7164, 7505)]